CVE-2025-58436

Name: CVE-2025-58436
Creator: NVD / NIST
Published: 2025-11-29T03:15:59.323+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.19%

Last modified Jun 17, 2026

CVE-2025-58436 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects to cupsd but sends slow messages, e.g. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to version 2.4.15, a client that connects to cupsd but sends slow messages, e.g. only one byte per second, delays cupsd as a whole, such that it becomes unusable by other clients. This issue has been patched in version 2.4.15.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS Probability

0.19%

9.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Openprinting	Cups	< 2.4.15

References

https://github.com/OpenPrinting/cups/commit/40008d76a001babbb9beb9d9d74b01a86fb6ddb4Patch
https://github.com/OpenPrinting/cups/releases/tag/v2.4.15Release Notes
https://github.com/OpenPrinting/cups/security/advisories/GHSA-8wpw-vfgm-qrrrExploit, Vendor Advisory
http://www.openwall.com/lists/oss-security/2025/11/27/4Mailing List, Third Party Advisory
https://github.com/OpenPrinting/cups/security/advisories/GHSA-8wpw-vfgm-qrrrExploit, Vendor Advisory

Timeline

Published: Nov 29, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-58436?

How severe is CVE-2025-58436?

CVE-2025-58436 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.

How do I fix CVE-2025-58436?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-58436?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST