CVE-2021-33796

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Source
https://cve.org/CVERecord?id=CVE-2021-33796
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33796.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2021-33796
Downstream
Published
2023-07-07T18:15:09.430Z
Modified
2026-07-09T01:07:51.869001Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In MuJS before version 1.1.2, a use-after-free flaw in the regexp source property access may cause denial of service.

References

Affected packages

Git / github.com/ccxvii/mujs

Affected ranges

Type
GIT
Repo
https://github.com/ccxvii/mujs
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
7ef066a3bb95bf83e7c5be50d859e62e58fe8515
Database specific 
{
    "cpe": "cpe:2.3:a:artifex:mujs:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.1.2"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

1.*
1.0.0
1.0.1
1.0.2
1.0.3
1.0.4
1.0.5
1.0.6
1.0.7
1.0.8
1.0.9
1.1.0
1.1.1

Database specific

vanir_signatures_modified 
"2026-07-09T01:07:51Z"
vanir_signatures 
[
    {
        "target": {
            "file": "jsrun.c"
        },
        "id": "CVE-2021-33796-e543a7de",
        "digest": {
            "line_hashes": [
                "338333220833133376933355851326696902916",
                "283965734103404473797971400087628404331",
                "1358722741890325895702506387155976794",
                "88382981335572426181156433582542351521"
            ],
            "threshold": 0.9
        },
        "deprecated": false,
        "signature_version": "v1",
        "signature_type": "Line",
        "source": "https://github.com/ccxvii/mujs/commit/7ef066a3bb95bf83e7c5be50d859e62e58fe8515"
    }
]
source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-33796.json"