CVE-2026-1774
CASL Ability is Vulnerable to Prototype Pollution
9.8
CRITICAL
CVSS 3.1
EPSS 0.03%
Description
CASL Ability, versions 2.4.0 through 6.7.4, contains a prototype pollution vulnerability.
How to fix CVE-2026-1774
To remediate CVE-2026-1774, upgrade the affected package to a fixed version below.
- npm/@casl/ability—upgrade to 6.7.5 or later
Is CVE-2026-1774 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- >= 2.4.0, < 6.7.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |