CVE catalog

CVE-2026-67862

DEBIAN-CVE-2026-67862

[CVE catalog]

Severity
High · CVSS 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
Updated
Source
[NVD] · [CVE record]
EPSS
0.58% · Oct 25, 2026

open62541 1.5.5 contains a buffer-overflow in the high-level attribute reading logic in src/client/ua_client_highlevel.c. This allows a remote attacker to cause a denial of service.

Vulnerable and fixed packages

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

DistributionPackageReleaseVersionStatus
Debianopen62541131.4.11.1-1vulnerable
Debianopen62541131.4.18-1vulnerable
Debianopen62541141.4.11.1-1vulnerable
Debianopen62541141.4.18-1vulnerable

Fixed-version evidence

OpenFactory catalog packages

[Debian 13 (Trixie)]

  • [libopen62541-1.4]Affected

    Source package: [open62541]

    Details (2)

    • 1.4.11.1-1 · amd64 · trixie

      Affected

      pypi · open62541 · debian · 13

    • 1.4.11.1-1 · arm64 · trixie

      Affected

      pypi · open62541 · debian · 13

  • [libopen62541-1.4-dev]Affected

    Source package: [open62541]

    Details (2)

    • 1.4.11.1-1 · amd64 · trixie

      Affected

      pypi · open62541 · debian · 13

    • 1.4.11.1-1 · arm64 · trixie

      Affected

      pypi · open62541 · debian · 13

  • [libopen62541-1.4-tools]Affected

    Source package: [open62541]

    Details (2)

    • 1.4.11.1-1 · all · trixie

      Affected

      pypi · open62541 · debian · 13

    • 1.4.11.1-1 · all · trixie

      Affected

      pypi · open62541 · debian · 13

Observed:

References

[FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]