CVE-2026-33267: CWE-20 Improper Input Validation in Apache Software Foundation Apache Traffic Server
Improper Input Validation vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.2.0 through 9.2.14, from 10.1.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.
AI Analysis
Technical Summary
This vulnerability in Apache Traffic Server involves improper input validation (CWE-20) that affects versions 9.2.0 through 9.2.14 and 10.1.0 through 10.1.3. The CVSS 3.1 base score is 10.0 (critical), indicating network attack vector, low attack complexity, no privileges required, no user interaction, and impacts confidentiality and integrity with a scope change. The vendor recommends upgrading to 9.2.15 or 10.1.4 to fix the vulnerability.
Potential Impact
Successful exploitation can lead to a complete compromise of confidentiality and integrity of the affected system, potentially allowing attackers to manipulate or access sensitive data remotely without authentication or user interaction.
Mitigation Recommendations
Users should upgrade Apache Traffic Server to version 9.2.15 or 10.1.4, where this vulnerability has been fixed. Patch status is confirmed by the vendor's recommendation to upgrade to these versions.
CVE-2026-33267: CWE-20 Improper Input Validation in Apache Software Foundation Apache Traffic Server
Description
Improper Input Validation vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.2.0 through 9.2.14, from 10.1.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.
CVSS v3.1
Score 10.0critical
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in Apache Traffic Server involves improper input validation (CWE-20) that affects versions 9.2.0 through 9.2.14 and 10.1.0 through 10.1.3. The CVSS 3.1 base score is 10.0 (critical), indicating network attack vector, low attack complexity, no privileges required, no user interaction, and impacts confidentiality and integrity with a scope change. The vendor recommends upgrading to 9.2.15 or 10.1.4 to fix the vulnerability.
Potential Impact
Successful exploitation can lead to a complete compromise of confidentiality and integrity of the affected system, potentially allowing attackers to manipulate or access sensitive data remotely without authentication or user interaction.
Mitigation Recommendations
Users should upgrade Apache Traffic Server to version 9.2.15 or 10.1.4, where this vulnerability has been fixed. Patch status is confirmed by the vendor's recommendation to upgrade to these versions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- apache
- Date Reserved
- 2026-03-18T15:36:26.858Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a69adc79c2644c7f825aa7c
Added to database: 07/29/2026, 07:37:43 UTC
Last enriched: 07/29/2026, 10:40:47 UTC
Last updated: 07/30/2026, 00:04:28 UTC
Views: 13
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