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CVE-2026-58163Apache Traffic Server: Cache deserialization and lifetime errors can corrupt state or crash the server
Apache Traffic Server mishandles on-disk cache fields and object lifetimes, corrupting state or crashing. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fix the issue.
8.3 HIGHEPSS 0.69%Not in KEVNVD: Modified
Overview
Severity
| Score | Severity | Version | Vector String |
|---|---|---|---|
| 8.3 | HIGH | 4.0apache (CNA) | 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 |
| 9.1 | CRITICAL | 3.1NVD | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H |
| 7.5 | HIGH | 3.1apache (CNA) | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
Details
- CVE ID
- CVE-2026-58163
- Status
- Modified
- Assigner (CNA)
- apache
- Published
- Jul 29, 2026
- Last modified
- 2026-10-01 18:17 UTC
- Weaknesses
- CWE-502 · Deserialization of Untrusted Data
Affected Products
As published by the CNA in the CVE record.
Apache Software FoundationApache Traffic Server3 version ranges
- 8.0.0 through 8.1.11
- 9.0.0 through 9.2.14
- 10.0.0 through 10.1.3