CVE record · CVE-2026-58163

Apache Traffic Server: Cache deserialization and lifetime errors can corrupt state or crash the server

CVSS 8.3 HighEPSS 0.0070 · 53rd percentile

Published by the CVE Program (CNA: apache) at 29 Jul 2026, 08:36 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
Vendor	Product	Versions
Apache Software Foundation	Apache Traffic Server	affected 8.0.0 to 8.1.11, inclusive semver affected 9.0.0 to 9.2.14, inclusive semver affected 10.0.0 to 10.1.3, inclusive semver Other versions: unaffected

Identifiers: CVE-2026-58163
CNA: apache
Weakness (CWE): CWE-502
Tags: Apache Software Foundation Apache Traffic Server
Insecure deserialization
Published: 29 Jul 2026
Updated: 1 Oct 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

Score	Rating	CVSS	Vector	Source
7.5	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N	CNA (apache)
8.3	High	4.0	CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N	CNA (apache)Used for this record

CISA KEV Not listed.
EPSS 0.0070, the 53rd 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 29 Jul 2026. New records show when each source confirmed them.

Sources

References from the CNA

lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6d vendor-advisory

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.