CVE catalog
CVE-2021-33796
mujs: CVE-2021-33796
- Severity
- Medium · CVSS 5.5
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.71% · Oct 25, 2026
In MuJS before version 1.1.2, a use-after-free flaw in the regexp source property access may cause denial of service.
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 | mujs | sid | 1.3.11-1 | fixed |
| Debian | mujs | forky | 1.3.10-2 | fixed |
| Debian | mujs | trixie | 1.3.6-1 | fixed |
| Debian | mujs | bookworm | 1.3.2-1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | mujs | source | sid | 1.1.3-2 | not yet assigned | Not reported | Not reported |
| Debian | mujs | source | forky | 1.1.3-2 | not yet assigned | Not reported | Not reported |
| Debian | mujs | source | trixie | 1.1.3-2 | not yet assigned | Not reported | Not reported |
| Debian | mujs | source | bookworm | 1.1.3-2 | not yet assigned | Not reported | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libmujs2]Fixed
Source package: [mujs]
Details (2)
1.3.2-1· amd64 · bookwormFixed · Fixed:
1.1.3-2dsa · mujs · debian · bookworm; dsa · mujs · debian · 12
1.3.2-1· arm64 · bookwormFixed · Fixed:
1.1.3-2dsa · mujs · debian · bookworm; dsa · mujs · debian · 12
- [libmujs-dev]Fixed
Source package: [mujs]
Details (2)
1.3.2-1· amd64 · bookwormFixed · Fixed:
1.1.3-2dsa · mujs · debian · bookworm; dsa · mujs · debian · 12
1.3.2-1· arm64 · bookwormFixed · Fixed:
1.1.3-2dsa · mujs · debian · bookworm; dsa · mujs · debian · 12
- [mujs]Fixed
Details (2)
1.3.2-1· amd64 · bookwormFixed · Fixed:
1.1.3-2dsa · mujs · debian · bookworm; dsa · mujs · debian · 12
1.3.2-1· arm64 · bookwormFixed · Fixed:
1.1.3-2dsa · mujs · debian · bookworm; dsa · mujs · debian · 12
[Debian 13 (Trixie)]
- [libmujs3]Fixed
Source package: [mujs]
Details (2)
1.3.6-1· amd64 · trixieFixed · Fixed:
1.1.3-2dsa · mujs · debian · 13
1.3.6-1· arm64 · trixieFixed · Fixed:
1.1.3-2dsa · mujs · debian · 13
- [libmujs-dev]Fixed
Source package: [mujs]
Details (2)
1.3.6-1· amd64 · trixieFixed · Fixed:
1.1.3-2dsa · mujs · debian · 13
1.3.6-1· arm64 · trixieFixed · Fixed:
1.1.3-2dsa · mujs · debian · 13
- [mujs]Fixed
Details (2)
1.3.6-1· amd64 · trixieFixed · Fixed:
1.1.3-2dsa · mujs · debian · 13
1.3.6-1· arm64 · trixieFixed · Fixed:
1.1.3-2dsa · mujs · debian · 13
Observed:
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2021-33796]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2021-33796]
- [https://security-tracker.debian.org/tracker/CVE-2021-33796]
- [https://security.access.redhat.com/data/csaf/v2/vex/2021/cve-2021-33796.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]