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SUSE Python-Pygments Low ReDoS Threat CVE-2026-4539 Advisory 2026-1667-1

An update that solves one vulnerability can now be installed.. # Security update for python-Pygments Announcement ID: SUSE-SU-2026:1667-1 Release Date: 2026-04-30T17:22:44Z Rating: low References: * bsc#1260796 Cross-References: * CVE-2026-4539 CVSS scores: * CVE-2026-4539 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L * CVE-2026-4539 ( NVD ): 1.9 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X * CVE-2026-4539 ( NVD ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L Affected Products: * Basesystem Module 15-SP7 * openSUSE Leap 15.3 * SUSE Linux Enterprise Desktop 15 SP7 * SUSE Linux Enterprise Real Time 15 SP7 * SUSE Linux Enterprise Server 15 SP7 * SUSE Linux Enterprise Server for SAP Applications 15 SP7 An update that solves one vulnerability can now be installed. ## Description: This update for python-Pygments fixes the following issues: * CVE-2026-4539: inefficient regex for GUID and ID pattern matching can lead to archetype lexer ReDoS (bsc#1260796). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.3 zypper in -t patch SUSE-2026-1667=1 * Basesystem Module 15-SP7 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-1667=1 ## Package List: * openSUSE Leap 15.3 (noarch) * python3-Pygments-2.6.1-150300.4.6.1 * Basesystem Module 15-SP7 (noarch) * python3-Pygments-2.6.1-150300.4.6.1 ## References: * https://www.suse.com/security/cve/CVE-2026-4539.html * https://bugzilla.suse.com/show_bug.cgi?id=1260796 . Update for python-Pygments addresses inefficient regex issue with low severity, impacting multiple SUSE distributions.. SUSE python-Pygments CVE-2026-4539 security patch. . Severity:Low. LinuxSecurity.com Team

May 01, 2026 •Low SuSE