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CVE-2026-58154 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-58154

CVE-2026-58154

CRITICAL9.2

Apache Traffic Server: Memory-safety errors in MIME and header parsing

Published Jul 29, 2026

Modified 2 weeks ago

Details

Apache Traffic Server can write out of bounds or overflow integers while parsing MIME and HTTP headers.

This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, 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.

References

ADVISORY

https://lists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6d

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2026-58154

CVSS Analysis

CVSS v4.0

9.2

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Attack Requirements

PresentAT:P

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Vulnerable System

Vuln. Confidentiality

HighVC:H

Vuln. Integrity

HighVI:H

Vuln. Availability

HighVA:H

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

9.2/CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Weakness Type (CWE)

Memory Safety

CWE-787

Out-of-bounds Write

Ecosystems

Timeline

PublishedJul 29, 2026

ModifiedJul 29, 2026