Apache Traffic Server up to 9.2.12/10.1.1 POST Request control flow

Summaryinfo

A vulnerability classified as problematic was found in Apache Traffic Server up to 9.2.12/10.1.1. This affects an unknown part of the component POST Request Handler. Executing a manipulation can lead to control flow. This vulnerability appears as CVE-2025-58136. The attack may be performed from remote. There is no available exploit. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Apache Traffic Server up to 9.2.12/10.1.1 and classified as problematic. This vulnerability affects an unknown function of the component POST Request Handler. The manipulation with an unknown input leads to a control flow vulnerability. The CWE definition for the vulnerability is CWE-670. The code contains a control flow path that does not reflect the algorithm that the path is intended to implement, leading to incorrect behavior any time this path is navigated. As an impact it is known to affect availability. CVE summarizes:

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).

The advisory is shared for download at lists.apache.org. This vulnerability was named CVE-2025-58136 since 08/25/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/26/2026).

The vulnerability scanner Nessus provides a plugin with the ID 304895 (Linux Distros Unpatched Vulnerability : CVE-2025-58136), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 9.2.13 or 10.1.2 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (304895). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

• Apache

Name

• Traffic Server

Version

• 9.2.0
• 9.2.1
• 9.2.2
• 9.2.3
• 9.2.4
• 9.2.5
• 9.2.6
• 9.2.7
• 9.2.8
• 9.2.9
• 9.2.10
• 9.2.11
• 9.2.12
• 10.1.0
• 10.1.1

License

• open-source

Website

• Vendor: https://www.apache.org/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion