CVE-2026-1774: CASL Ability, versions 2.4.0 through 6.7.4, contains a prototype pollution vulnerability.

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

9.8 CVSS 3.1 Critical EPSS 0.64% · top 51.5% Deferred

9.8CVSS 3.1 base score

0.64%EPSS exploitation probability, 30 days

NoNot in CISA KEV

0Affected product versions listed by NVD

4References

17 Jun 2026Last modified by NVD

Description

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

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Link	Tags
https://cwe.mitre.org/data/definitions/1321.html
https://developer.mozilla.org/en-US/docs/Web/Security/Attacks/Prototype_pollution
https://github.com/stalniy/casl/tree/master/packages/casl-ability
https://www.kb.cert.org/vuls/id/458422

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Source: NIST National Vulnerability Database (record CVE-2026-1774), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.