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.
CVE-2025-58436
This medium-severity CVE scores 5.1 under NVD CVSS v3. EPSS exploit probability: 0.0%, top 91% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- Lower severity and no public exploit yet
A fix is available — apply it.
- CVSS v3
- 5.1
- EG Score
- 5.1(medium)
- EG Risk
- —
- EPSS
- 10.0%
- KEV
- Not listed
Published
November 29, 2025
Last Modified
December 4, 2025
References (5)
- security-advisories@githubhttps://github.com/OpenPrinting/cups/commit/40008d76a001babbb9beb9d9d74b01a86fb6ddb4
- security-advisories@githubhttps://github.com/OpenPrinting/cups/releases/tag/v2.4.15
- security-advisories@githubhttps://github.com/OpenPrinting/cups/security/advisories/GHSA-8wpw-vfgm-qrrr
- af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2025/11/27/4
- 134c704f-9b21-4f2e-91b3-4a467353bcc0https://github.com/OpenPrinting/cups/security/advisories/GHSA-8wpw-vfgm-qrrr
Vendor Advisories for CVE-2025-58436(5)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
- CVE-2025-58436Microsoft Security Response Center (MSRC)Medium
OpenPrinting CUPS slow client can halt cupsd, leading to a possible DoS attack
- RHSA-2026:8814Red Hat Product SecurityHigh
Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
- RHSA-2026:0596Red Hat Product SecurityMedium
Red Hat Security Advisory: cups security update
- RHSA-2026:0464Red Hat Product SecurityMedium
Red Hat Security Advisory: cups security update
- RHSA-2026:0312Red Hat Product SecurityMedium
Red Hat Security Advisory: cups security update
Patch Availability(6)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | libcupsimage2t64 (2.4.12-0ubuntu1.6) @ plucky | 2026-05-29 | ubuntu |
| ubuntu | libcupsppdc1-dev (2.1.3-4ubuntu0.11+esm12) @ xenial | 2026-05-29 | ubuntu |
| redhat | cups-main-2.4.17-1.hum1 | 2026-04-17 | redhat |
| redhat | cups-1:2.2.6-66.el8_10 | 2026-01-14 | redhat |
| redhat | cups-1:2.4.10-12.el10_1.2 | 2026-01-12 | redhat |
| redhat | cups-1:2.3.3op2-34.el9_7.2 | 2026-01-08 | redhat |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Additional Vendor Advisories
(2)
Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.
Data Freshness Timeline
(refreshed 9× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-22 14:08 UTCEPSS rescore
- 2026-07-22 14:07 UTCEPSS rescore
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- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 16:27 UTCEPSS rescore
- 2026-07-06 09:11 UTCOSV refresh
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- 2026-07-06 02:23 UTCEPSS rescore
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- 2026-06-18 17:52 UTCEPSS rescore
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- 2026-06-17 21:05 UTCOSV refresh
- 2026-06-17 17:52 UTCEPSS rescore
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- 2026-05-31 22:30 UTCEPSS rescore
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- 2026-05-31 00:16 UTCEPSS rescore
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- 2026-05-29 18:44 UTCEG score recompute
- 2026-05-29 18:44 UTCVendor advisory
- 2026-05-29 13:44 UTCEPSS rescore
Related CVEs(same vendor + same CWE)
Same vendor
10 shownmsrc · redhat
Same CWE
10 shownCWE-400
- CVE-2013-20004EG 9.8CRITICAL
- CVE-2011-3192NVD 0.0EG 9.0EPSS 100%NONE
- CVE-2004-1464NVD 5.9EG 9.0 KEVEPSS 92%MEDIUM
- CVE-2006-1364NVD 7.5EG 8.2EPSS 99%HIGH
- CVE-2007-20001EG 7.5HIGH
- CVE-2002-20001EG 7.5EPSS 98%HIGH
- CVE-2012-0785EG 7.5HIGH
- CVE-2012-5366EG 7.5HIGH
- CVE-2012-5365EG 7.5HIGH
- CVE-2012-5364EG 7.5EPSS 96%HIGH
Frequently asked(5)
What is CVE-2025-58436?
When was CVE-2025-58436 disclosed?
Is CVE-2025-58436 actively exploited?
What is the CVSS score of CVE-2025-58436?
How do I remediate CVE-2025-58436?
Dependency Blast Radius
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