{"id":"CVE-2025-58436","title":"OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems","summary":"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…","severity":"medium","cvss":5.1,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","cwe":["CWE-400"],"vendor":"openprinting","product":"cups","affected":["cups < 2.4.15"],"patched":["cups 2.4.15"],"published":"2025-11-29","updated":"2026-10-07","sourceUpdated":"2026-10-07T20:10:01.970","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-58436","references":[{"url":"https://github.com/OpenPrinting/cups/commit/40008d76a001babbb9beb9d9d74b01a86fb6ddb4","label":"security-advisories@github.com"},{"url":"https://github.com/OpenPrinting/cups/releases/tag/v2.4.15","label":"security-advisories@github.com"},{"url":"https://github.com/OpenPrinting/cups/security/advisories/GHSA-8wpw-vfgm-qrrr","label":"security-advisories@github.com"},{"url":"http://www.openwall.com/lists/oss-security/2025/11/27/4","label":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://github.com/OpenPrinting/cups/security/advisories/GHSA-8wpw-vfgm-qrrr","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd"],"epss":0.0023,"epssPercentile":0.12687,"ingestedAt":"2026-10-07T20:46:46.739Z","slug":"CVE-2025-58436","body":"## Overview\n\nOpenPrinting 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.\n\n## Affected\n\n- `cups < 2.4.15`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `cups 2.4.15`","depth":"sunlit","depthScore":28,"depthScoreParts":{"impact":28.1,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}