High severity · published Apr 2, 2026
CVE-2025-58136
Apache Traffic Server: A simple legitimate POST request causes a crash
7.5
CVSS
0.7%
EPSS
No
On KEV
Description
A bug in POST request handling causes a crash under a certain condition.
This issue affects Apache Traffic Server: from 10.0.0 through 10.1.1, from 9.0.0 through 9.2.12.
Users are recommended to upgrade to version 10.1.2 or 9.2.13, which fix the issue.
A workaround for older versions is to set proxy.config.http.request_buffer_enabled to 0 (the default value is 0).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 52% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AT
Apache Traffic Server · Apache Software Foundation
10.0.0 through 10.1.1; 9.0.0 through 9.2.12 · source: vendor
TS
Traffic Server · Apache
9.0.0 before 9.2.13; 10.0.0 before 10.1.2 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-58136
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-58136
Mailing List
https://lists.apache.org/thread/2s11roxlv1j8ph6q52rqo1klvl01n14q
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