Paper/Archive/CVE-2026-58154

CVE-2026-58154

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

EPSS 0.5%CVSS 9.2

critical.is priorityof 100

CVSS 9.2 (CNA)9.2 / 10 × 3027.6 Not in CISA KEV+300.0 EPSS percentile 45.1.451 × 209.0 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

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 8.1.11, 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.

Affected

ProductAffectedFixed inSource

Apache Traffic Server8.0.0 – 8.1.11–CNA

Apache Traffic Server9.0.0 – 9.2.14–CNA

Apache Traffic Server10.0.0 – 10.1.3–CNA

Scores by source

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

apache (CNA)8.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:H

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

advisorylists.apache.org/thread/5prl9glcm9g2swnq9hqxvnokylm1gr6d