GHSA-x9vf-53q3-cvx6

Suggest an improvement
Source
https://github.com/advisories/GHSA-x9vf-53q3-cvx6
Import Source
https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-x9vf-53q3-cvx6/GHSA-x9vf-53q3-cvx6.json
JSON Data
https://api.osv.dev/v1/vulns/GHSA-x9vf-53q3-cvx6
Aliases
  • CVE-2026-1774
Published
2026-02-10T18:30:38Z
Modified
2026-02-11T19:26:17Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
CASL Ability is Vulnerable to Prototype Pollution
Details

CASL Ability, versions 2.4.0 through 6.7.4, contains a prototype pollution vulnerability.

Database specific 
{
    "cwe_ids":  [
        "CWE-1321"
    ],
    "github_reviewed":  true,
    "github_reviewed_at":  "2026-02-11T19:09:05Z",
    "nvd_published_at":  "2026-02-10T16:16:10Z",
    "severity":  "CRITICAL"
}
References

Affected packages

npm / @casl/ability

Package

Name
@casl/ability
View open source insights on deps.dev
Purl
pkg:npm/%40casl/ability

Affected ranges

Type
SEMVER
Events
Introduced
2.4.0
Fixed
6.7.5

Database specific

last_known_affected_version_range 
"<= 6.7.4"
source 
"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/02/GHSA-x9vf-53q3-cvx6/GHSA-x9vf-53q3-cvx6.json"