Vulnerability in Axis Communications Ab Os

CVE-2026-5303

The ACAP framework contains a Time-of-Check to Time-of-Use (TOCTOU) race condition, which could potentially lead to privilege escalation. This vulnerability can only be exploited if the Axis device is configured to allow the installation o…

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-5303?
CVE-2026-5303 is a medium-severity vulnerability in Axis Communications Ab Os, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 5.7/10. Published 2026-08-11.
How severe is CVE-2026-5303?
Medium severity. CVSS v3 base score is 5.7 out of 10.