CVE-2026-58163: CWE-502 Deserialization of Untrusted Data in Apache Software Foundation Apache Traffic Server
CVE-2026-58163 is a high severity vulnerability in Apache Traffic Server involving improper handling of on-disk cache fields and object lifetimes, which can lead to state corruption or crashes. It affects versions from 8.0.0 through 8.1.9, 9.0.0 through 9.2.14, and 10.0.0 through 10.1.3. Upgrading to versions 9.2.15 or 10.1.4 addresses the issue.
AI Analysis
Technical Summary
Apache Traffic Server versions 8.0.0 through 8.1.9, 9.0.0 through 9.2.14, and 10.0.0 through 10.1.3 contain a vulnerability classified as CWE-502 (Deserialization of Untrusted Data). The software mishandles on-disk cache fields and object lifetimes, which can corrupt internal state or cause the server to crash. This vulnerability has a CVSS 3.1 base score of 7.5, indicating high severity, with network attack vector, low attack complexity, no privileges required, no user interaction, and impacts integrity but not confidentiality or availability. The vendor recommends upgrading to Apache Traffic Server versions 9.2.15 or 10.1.4 where the issue is fixed.
Potential Impact
Successful exploitation can corrupt the internal state of Apache Traffic Server or cause it to crash, impacting the integrity of the service. There is no direct confidentiality or availability impact reported. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
Users should upgrade Apache Traffic Server to versions 9.2.15 or 10.1.4, which contain fixes for this vulnerability. Patch status is confirmed by the vendor's recommended upgrade versions. No other mitigations are specified.
CVE-2026-58163: CWE-502 Deserialization of Untrusted Data in Apache Software Foundation Apache Traffic Server
Description
CVE-2026-58163 is a high severity vulnerability in Apache Traffic Server involving improper handling of on-disk cache fields and object lifetimes, which can lead to state corruption or crashes. It affects versions from 8.0.0 through 8.1.9, 9.0.0 through 9.2.14, and 10.0.0 through 10.1.3. Upgrading to versions 9.2.15 or 10.1.4 addresses the issue.
CVSS v3.1
Score 7.5high
Affected software
Apache Software Foundation
Apache Traffic Server
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Apache Traffic Server versions 8.0.0 through 8.1.9, 9.0.0 through 9.2.14, and 10.0.0 through 10.1.3 contain a vulnerability classified as CWE-502 (Deserialization of Untrusted Data). The software mishandles on-disk cache fields and object lifetimes, which can corrupt internal state or cause the server to crash. This vulnerability has a CVSS 3.1 base score of 7.5, indicating high severity, with network attack vector, low attack complexity, no privileges required, no user interaction, and impacts integrity but not confidentiality or availability. The vendor recommends upgrading to Apache Traffic Server versions 9.2.15 or 10.1.4 where the issue is fixed.
Potential Impact
Successful exploitation can corrupt the internal state of Apache Traffic Server or cause it to crash, impacting the integrity of the service. There is no direct confidentiality or availability impact reported. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
Users should upgrade Apache Traffic Server to versions 9.2.15 or 10.1.4, which contain fixes for this vulnerability. Patch status is confirmed by the vendor's recommended upgrade versions. No other mitigations are specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-06-29T15:51:48.436Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a69c9f39c2644c7f8487e70
Added to database: 07/29/2026, 09:37:55 UTC
Last enriched: 08/05/2026, 15:11:36 UTC
Last updated: 09/12/2026, 22:01:35 UTC
Views: 57
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