CVE-2026-1774

9.8 criticalEPSS 0.7%

Critical (9.8). EPSS 0.7% chance of exploitation in the next 30 days. Fixed in @casl/ability 6.7.5.

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

Severity

9.8 critical

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

EPSS: 0.7% chance of exploitation in the next 30 days; higher than 53% of CVEs (scores of 2026-10-31)
Published: 2026-02-10
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Advisory	Ecosystem	Package	Affected	Fixed in
GHSA-x9vf-53q3-cvx6	npm	@casl/ability	>=2.4.0 <6.7.5	6.7.5