CVE record · CVE-2026-49421

unlinkat(2) ignores AT_RESOLVE_BENEATH flag

CVSS 7.1 HighEPSS 0.0013 · 2nd percentile

Published by the CVE Program (CNA: freebsd) at 19 Aug 2026, 05:25 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
FreeBSD FreeBSD
  • affected 15.1-RELEASE to before p1 release
  • affected 15.0-RELEASE to before p11 release
  • affected 14.4-RELEASE to before p7 release
  • affected 14.3-RELEASE to before p16 release
Other versions: unknown
Identifiers
CVE-2026-49421
CNA
freebsd
Weakness (CWE)
CWE-273
Published
19 Aug 2026
Updated
26 Aug 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.1 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H ADP (CISA-ADP)
  • CISA KEV Not listed.
  • EPSS 0.0013, the 2nd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 19 Aug 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.