CVE catalog

CVE-2025-14523

libsoup2.4: CVE-2025-14523

[CVE catalog]

Severity
High · CVSS 8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N
Published
Source
[NVD] · [CVE record]
EPSS
0.54% · Oct 25, 2026

A flaw in libsoup’s HTTP header handling allows multiple Host: headers in a request and returns the last occurrence for server-side processing. Common front proxies often honor the first Host: header, so this mismatch can cause vhost confusion where a proxy routes a request to one backend but the backend interprets it as destined for another host. This discrepancy enables request-smuggling style attacks, cache poisoning, or bypassing host-based access controls when an attacker supplies duplicate Host headers.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

DistributionPackageReleaseVersionStatus
Debianlibsoup3sid3.8.0-3fixed
Debianlibsoup3forky3.8.0-3fixed
Debianlibsoup3trixie3.6.5-3vulnerable
Debianlibsoup3bookworm3.2.3-0+deb12u2vulnerable
Debianlibsoup2.4trixie2.74.3-10.1vulnerable
Debianlibsoup2.4bookworm2.74.3-1+deb12u1vulnerable
Suselibsoup2linux enterprise micro 5.32.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise micro 5.42.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise micro 5.52.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise high performance computing 15 sp4-espos2.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise high performance computing 15 sp4-ltss2.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise high performance computing 15 sp5-espos2.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise high performance computing 15 sp5-ltss2.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise server 15 sp4-ltss2.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise server 15 sp5-ltss2.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise server for sap applications 15 sp42.74.3-150400.3.40.1fixed
Suselibsoup2linux enterprise server for sap applications 15 sp52.74.3-150400.3.40.1fixed
Opensuselibsoup2leap 16.02.74.3-160000.4.1fixed
Opensuselibsouptumbleweed3.6.5-10.1fixed
Opensuselibsoup2tumbleweed2.74.3-13.1fixed
Suselibsouplinux micro 6.03.4.2-10.1fixed
Suselibsoup2linux enterprise micro 5.32.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise micro 5.42.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise micro 5.52.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise high performance computing 15 sp4-espos2.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise high performance computing 15 sp4-ltss2.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise high performance computing 15 sp5-espos2.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise high performance computing 15 sp5-ltss2.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise server 15 sp4-ltss2.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise server 15 sp5-ltss2.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise server for sap applications 15 sp42.74.2-150400.3.19.1fixed
Suselibsoup2linux enterprise server for sap applications 15 sp52.74.2-150400.3.19.1fixed
Suselibsouplinux enterprise module for basesystem 15 sp73.4.4-150600.3.28.1fixed
Suselibsouplinux enterprise server 15 sp6-ltss3.4.4-150600.3.28.1fixed
Suselibsouplinux enterprise server for sap applications 15 sp63.4.4-150600.3.28.1fixed
Opensuselibsoupleap 15.63.4.4-150600.3.28.1fixed
Suselibsoup2linux enterprise module for basesystem 15 sp72.74.3-150600.4.19.1fixed
Suselibsoup2linux enterprise server 15 sp6-ltss2.74.3-150600.4.19.1fixed
Suselibsoup2linux enterprise server for sap applications 15 sp62.74.3-150600.4.19.1fixed
Opensuselibsoup2leap 15.62.74.3-150600.4.19.1fixed
Suselibsouplinux enterprise high performance computing 15 sp4-espos3.0.4-150400.3.28.1fixed
Suselibsouplinux enterprise high performance computing 15 sp4-ltss3.0.4-150400.3.28.1fixed
Suselibsouplinux enterprise high performance computing 15 sp5-espos3.0.4-150400.3.28.1fixed
Suselibsouplinux enterprise high performance computing 15 sp5-ltss3.0.4-150400.3.28.1fixed
Suselibsouplinux enterprise server 15 sp4-ltss3.0.4-150400.3.28.1fixed
Suselibsouplinux enterprise server 15 sp5-ltss3.0.4-150400.3.28.1fixed
Suselibsouplinux enterprise server for sap applications 15 sp43.0.4-150400.3.28.1fixed
Suselibsouplinux enterprise server for sap applications 15 sp53.0.4-150400.3.28.1fixed
Suselibsouplinux enterprise micro 5.22.68.4-150200.4.19.1fixed
Suselibsouplinux enterprise server 12 sp5-ltss2.62.2-5.23.1fixed
Suselibsouplinux enterprise server ltss extended security 12 sp52.62.2-5.23.1fixed

Fixed-version evidence

DistributionPackageTypeReleaseFixed versionUrgencyOriginBugs
Debianlibsoup3sourcesid3.6.5-7not yet assignedNot reported[1122667]
Debianlibsoup3sourceforky3.6.5-7not yet assignedNot reported[1122667]
Debianlibsoup3sourcetrixie(unfixed)not yet assignedNot reported[1122667]
Debianlibsoup3sourcebookworm(unfixed)not yet assignedNot reported[1122667]
Debianlibsoup2.4sourcetrixie(unfixed)not yet assignedNot reportedNot reported
Debianlibsoup2.4sourcebookworm(unfixed)not yet assignedNot reportedNot reported
Suselibsoup2rpmlinux enterprise micro 5.32.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise micro 5.42.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise micro 5.52.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise high performance computing 15 sp4-espos2.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise high performance computing 15 sp4-ltss2.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise high performance computing 15 sp5-espos2.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise high performance computing 15 sp5-ltss2.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise server 15 sp4-ltss2.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise server 15 sp5-ltss2.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise server for sap applications 15 sp42.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Suselibsoup2rpmlinux enterprise server for sap applications 15 sp52.74.3-150400.3.40.1Not reportedSUSE-SU-2026:3936-1Not reported
Opensuselibsoup2rpmleap 16.02.74.3-160000.4.1Not reportedOPENSUSE-SU-2026:20354-1Not reported
Opensuselibsouprpmtumbleweed3.6.5-10.1Not reportedOPENSUSE-SU-2026:10023-1Not reported
Opensuselibsoup2rpmtumbleweed2.74.3-13.1Not reportedOPENSUSE-SU-2026:10024-1Not reported
Suselibsouprpmlinux micro 6.03.4.2-10.1Not reportedSUSE-SU-2026:20053-1Not reported
Suselibsoup2rpmlinux enterprise micro 5.32.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise micro 5.42.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise micro 5.52.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise high performance computing 15 sp4-espos2.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise high performance computing 15 sp4-ltss2.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise high performance computing 15 sp5-espos2.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise high performance computing 15 sp5-ltss2.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise server 15 sp4-ltss2.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise server 15 sp5-ltss2.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise server for sap applications 15 sp42.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsoup2rpmlinux enterprise server for sap applications 15 sp52.74.2-150400.3.19.1Not reportedSUSE-SU-2026:0258-1Not reported
Suselibsouprpmlinux enterprise module for basesystem 15 sp73.4.4-150600.3.28.1Not reportedSUSE-SU-2026:0257-1Not reported
Suselibsouprpmlinux enterprise server 15 sp6-ltss3.4.4-150600.3.28.1Not reportedSUSE-SU-2026:0257-1Not reported
Suselibsouprpmlinux enterprise server for sap applications 15 sp63.4.4-150600.3.28.1Not reportedSUSE-SU-2026:0257-1Not reported
Opensuselibsouprpmleap 15.63.4.4-150600.3.28.1Not reportedSUSE-SU-2026:0257-1Not reported
Suselibsoup2rpmlinux enterprise module for basesystem 15 sp72.74.3-150600.4.19.1Not reportedSUSE-SU-2026:0253-1Not reported
Suselibsoup2rpmlinux enterprise server 15 sp6-ltss2.74.3-150600.4.19.1Not reportedSUSE-SU-2026:0253-1Not reported
Suselibsoup2rpmlinux enterprise server for sap applications 15 sp62.74.3-150600.4.19.1Not reportedSUSE-SU-2026:0253-1Not reported
Opensuselibsoup2rpmleap 15.62.74.3-150600.4.19.1Not reportedSUSE-SU-2026:0253-1Not reported
Suselibsouprpmlinux enterprise high performance computing 15 sp4-espos3.0.4-150400.3.28.1Not reportedSUSE-SU-2026:0211-1Not reported
Suselibsouprpmlinux enterprise high performance computing 15 sp4-ltss3.0.4-150400.3.28.1Not reportedSUSE-SU-2026:0211-1Not reported
Suselibsouprpmlinux enterprise high performance computing 15 sp5-espos3.0.4-150400.3.28.1Not reportedSUSE-SU-2026:0211-1Not reported
Suselibsouprpmlinux enterprise high performance computing 15 sp5-ltss3.0.4-150400.3.28.1Not reportedSUSE-SU-2026:0211-1Not reported
Suselibsouprpmlinux enterprise server 15 sp4-ltss3.0.4-150400.3.28.1Not reportedSUSE-SU-2026:0211-1Not reported
Suselibsouprpmlinux enterprise server 15 sp5-ltss3.0.4-150400.3.28.1Not reportedSUSE-SU-2026:0211-1Not reported
Suselibsouprpmlinux enterprise server for sap applications 15 sp43.0.4-150400.3.28.1Not reportedSUSE-SU-2026:0211-1Not reported
Suselibsouprpmlinux enterprise server for sap applications 15 sp53.0.4-150400.3.28.1Not reportedSUSE-SU-2026:0211-1Not reported
Suselibsouprpmlinux enterprise micro 5.22.68.4-150200.4.19.1Not reportedSUSE-SU-2026:0151-1Not reported
Suselibsouprpmlinux enterprise server 12 sp5-ltss2.62.2-5.23.1Not reportedSUSE-SU-2026:0123-1Not reported
Suselibsouprpmlinux enterprise server ltss extended security 12 sp52.62.2-5.23.1Not reportedSUSE-SU-2026:0123-1Not reported

[Debian bug #1122667]

Notes

[trixie] libsoup3: Minor issue [bookworm] libsoup3: Minor issue [trixie] libsoup2.4: Minor issue [bookworm] libsoup2.4: Minor issue

OpenFactory catalog packages

[Debian 12 (Bookworm)]

  • [gir1.2-soup-2.4]Affected

    Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-1+deb12u1 · amd64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

    • 2.74.3-1+deb12u1 · arm64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

  • [gir1.2-soup-3.0]Affected

    Source package: [libsoup3]

    Details (2)
    • 3.2.3-0+deb12u2 · amd64 · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

    • 3.2.3-0+deb12u2 · arm64 · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

  • [libsoup2.4-1]Affected

    Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-1+deb12u1 · amd64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

    • 2.74.3-1+deb12u1 · arm64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

  • Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-1+deb12u1 · all · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

    • 2.74.3-1+deb12u1 · all · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

  • [libsoup2.4-dev]Affected

    Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-1+deb12u1 · amd64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

    • 2.74.3-1+deb12u1 · arm64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

  • [libsoup2.4-doc]Affected

    Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-1+deb12u1 · all · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

    • 2.74.3-1+deb12u1 · all · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

  • Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-1+deb12u1 · amd64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

    • 2.74.3-1+deb12u1 · arm64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

  • [libsoup-3.0-0]Affected

    Source package: [libsoup3]

    Details (2)
    • 3.2.3-0+deb12u2 · amd64 · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

    • 3.2.3-0+deb12u2 · arm64 · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

  • Source package: [libsoup3]

    Details (2)
    • 3.2.3-0+deb12u2 · all · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

    • 3.2.3-0+deb12u2 · all · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

  • [libsoup-3.0-dev]Affected

    Source package: [libsoup3]

    Details (2)
    • 3.2.3-0+deb12u2 · amd64 · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

    • 3.2.3-0+deb12u2 · arm64 · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

  • [libsoup-3.0-doc]Affected

    Source package: [libsoup3]

    Details (2)
    • 3.2.3-0+deb12u2 · all · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

    • 3.2.3-0+deb12u2 · all · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

  • Source package: [libsoup3]

    Details (2)
    • 3.2.3-0+deb12u2 · amd64 · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

    • 3.2.3-0+deb12u2 · arm64 · bookworm

      Affected

      dsa · libsoup3 · debian · bookworm; dsa · libsoup3 · debian · 12

  • Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-1+deb12u1 · amd64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

    • 2.74.3-1+deb12u1 · arm64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

  • Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-1+deb12u1 · amd64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

    • 2.74.3-1+deb12u1 · arm64 · bookworm

      Affected

      dsa · libsoup2.4 · debian · bookworm; dsa · libsoup2.4 · debian · 12

[Debian 13 (Trixie)]

  • [gir1.2-soup-2.4]Affected

    Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-10.1 · amd64 · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

    • 2.74.3-10.1 · arm64 · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

  • [gir1.2-soup-3.0]Affected

    Source package: [libsoup3]

    Details (2)
    • 3.6.5-3 · amd64 · trixie

      Affected

      dsa · libsoup3 · debian · 13

    • 3.6.5-3 · arm64 · trixie

      Affected

      dsa · libsoup3 · debian · 13

  • [libsoup-2.4-1]Affected

    Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-10.1 · amd64 · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

    • 2.74.3-10.1 · arm64 · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

  • Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-10.1 · all · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

    • 2.74.3-10.1 · all · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

  • [libsoup2.4-dev]Affected

    Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-10.1 · amd64 · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

    • 2.74.3-10.1 · arm64 · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

  • [libsoup2.4-doc]Affected

    Source package: [libsoup2.4]

    Details (2)
    • 2.74.3-10.1 · all · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

    • 2.74.3-10.1 · all · trixie

      Affected

      dsa · libsoup2.4 · debian · 13

Next results

Observed:

References