CVE-Katalog
CVE-2026-4786
Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could be bypassed for certain browser types the "webbrowser.open()" API could have commands injected into the u
- Schweregrad
- High · CVSS 7.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.29% · Oct 22, 2026
Mitgation of CVE-2026-4519 was incomplete. If the URL contained "%action" the mitigation could be bypassed for certain browser types the "webbrowser.open()" API could have commands injected into the underlying shell. See CVE-2026-4519 for details.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | pypy3 | sid | 8.0.1+dfsg-1 | fixed |
| Debian | pypy3 | forky | 8.0.1+dfsg-1 | fixed |
| Debian | pypy3 | trixie | 7.3.19+dfsg-2 | not affected |
| Debian | pypy3 | bookworm | 7.3.11+dfsg-2+deb12u3 | not affected |
| Debian | jython | sid | 2.7.3+repack1-1 | not affected |
| Debian | jython | forky | 2.7.3+repack1-1 | not affected |
| Debian | jython | trixie | 2.7.3+repack1-1 | not affected |
| Debian | jython | bookworm | 2.7.3+repack1-1 | not affected |
| Debian | python3.11 | bookworm | 3.11.2-6+deb12u8 | not affected |
| Debian | python3.11 | bookworm-security | 3.11.2-6+deb12u9 | not affected |
| Cpe | python3.12 | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | idle-python3.12 | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | libpython3.12-dev | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | libpython3.12-minimal | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | libpython3.12-stdlib | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | libpython3.12-testsuite | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | libpython3.12t64 | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | python3.12-dev | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | python3.12-doc | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | python3.12-examples | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | python3.12-full | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | python3.12-minimal | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | python3.12-nopie | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | python3.12-venv | Not reported | 3.12.3-1ubuntu0.15 | fixed |
| Cpe | python3.11 | Not reported | Not reported | not affected |
| Alpine | python3 | 3.21 | 3.12.14-r0 | fixed |
| Alpine | python3 | 3.22 | 3.12.14-r0 | fixed |
| Alpine | python3 | 3.23 | 3.12.14-r0 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | pypy3 | source | sid | 7.3.22+dfsg-1 | not yet assigned | Not reported | Not reported |
| Debian | pypy3 | source | forky | 7.3.22+dfsg-1 | not yet assigned | Not reported | Not reported |
| Debian | pypy3 | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | pypy3 | source | bookworm | Not affected | unimportant | Not reported | Not reported |
| Debian | jython | source | sid | Not affected | unimportant | Not reported | Not reported |
| Debian | jython | source | forky | Not affected | unimportant | Not reported | Not reported |
| Debian | jython | source | trixie | Not affected | unimportant | Not reported | Not reported |
| Debian | jython | source | bookworm | Not affected | unimportant | Not reported | Not reported |
| Debian | python3.11 | source | bookworm | Not affected | unimportant | Not reported | Not reported |
| Cpe | python3.12 | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | idle-python3.12 | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | libpython3.12-dev | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | libpython3.12-minimal | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | libpython3.12-stdlib | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | libpython3.12-testsuite | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | libpython3.12t64 | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | python3.12-dev | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | python3.12-doc | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | python3.12-examples | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | python3.12-full | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | python3.12-minimal | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | python3.12-nopie | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Cpe | python3.12-venv | cpe | Not reported | 3.12.3-1ubuntu0.15 | Not reported | Not reported | Not reported |
| Alpine | python3 | apk | 3.21 | 3.12.14-r0 | Not reported | ALPINE-CVE-2026-4786 | Not reported |
| Alpine | python3 | apk | 3.22 | 3.12.14-r0 | Not reported | ALPINE-CVE-2026-4786 | Not reported |
| Alpine | python3 | apk | 3.23 | 3.12.14-r0 | Not reported | ALPINE-CVE-2026-4786 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [idle-python3.11]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· all · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· all · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· all · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· all · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [jython]Nicht betroffen
Details (2)
2.7.3+repack1-1· all · bookwormNicht betroffen
nvd · jython · debian · bookworm
2.7.3+repack1-1· all · bookwormNicht betroffen
nvd · jython · debian · bookworm
- [jython-doc]Nicht betroffen
Quellpaket: [jython]
Details (2)
2.7.3+repack1-1· all · bookwormNicht betroffen
nvd · jython · debian · bookworm
2.7.3+repack1-1· all · bookwormNicht betroffen
nvd · jython · debian · bookworm
- [libpython3.11]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· amd64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· arm64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· amd64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· arm64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [libpython3.11-dbg]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· amd64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· arm64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· amd64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· arm64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [libpython3.11-dev]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· amd64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· arm64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· amd64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· arm64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [libpython3.11-minimal]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· amd64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· arm64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· amd64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· arm64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [libpython3.11-stdlib]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· amd64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· arm64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· amd64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· arm64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [libpython3.11-testsuite]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· all · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· all · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· all · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· all · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [pypy3]Nicht betroffen
Details (2)
7.3.11+dfsg-2+deb12u3· amd64 · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
7.3.11+dfsg-2+deb12u3· arm64 · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
- [pypy3-dev]Nicht betroffen
Quellpaket: [pypy3]
Details (2)
7.3.11+dfsg-2+deb12u3· all · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
7.3.11+dfsg-2+deb12u3· all · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
- [pypy3-doc]Nicht betroffen
Quellpaket: [pypy3]
Details (2)
7.3.11+dfsg-2+deb12u3· all · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
7.3.11+dfsg-2+deb12u3· all · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
- [pypy3-lib]Nicht betroffen
Quellpaket: [pypy3]
Details (2)
7.3.11+dfsg-2+deb12u3· amd64 · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
7.3.11+dfsg-2+deb12u3· arm64 · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
- [pypy3-lib-testsuite]Nicht betroffen
Quellpaket: [pypy3]
Details (2)
7.3.11+dfsg-2+deb12u3· all · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
7.3.11+dfsg-2+deb12u3· all · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
- [pypy3-tk]Nicht betroffen
Quellpaket: [pypy3]
Details (2)
7.3.11+dfsg-2+deb12u3· amd64 · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
7.3.11+dfsg-2+deb12u3· arm64 · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
- [pypy3-venv]Nicht betroffen
Quellpaket: [pypy3]
Details (2)
7.3.11+dfsg-2+deb12u3· all · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
7.3.11+dfsg-2+deb12u3· all · bookwormNicht betroffen
nvd · pypy3 · debian · bookworm
- [python3.11]Nicht betroffen
Details (4)
3.11.2-6+deb12u8· amd64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· arm64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· amd64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· arm64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [python3.11-dbg]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· amd64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· arm64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· amd64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· arm64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [python3.11-dev]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· amd64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· arm64 · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· amd64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· arm64 · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
- [python3.11-doc]Nicht betroffen
Quellpaket: [python3.11]
Details (4)
3.11.2-6+deb12u8· all · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u8· all · bookwormNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· all · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
3.11.2-6+deb12u3· all · bookworm-securityNicht betroffen
nvd · python3.11 · debian · bookworm
Beobachtet:
Referenzen
- [https://access.redhat.com/errata/RHSA-2026:10117]
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2026_23743-1.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-4786]
- [https://osv.dev/vulnerability/ALPINE-CVE-2026-4786]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2026-4786]
- [https://security-tracker.debian.org/tracker/CVE-2026-4786]
- [https://ubuntu.com/security/notices/USN-8509-1]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1666.json]
[CERT-Bund public advisories] · [Debian Security Tracker] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]