SUSE Python-Pygments Low ReDoS Threat CVE-2026-4539 Advisory 2026-1667-1
suse
May 1, 2026
An update that solves one vulnerability can now be installed.
Summary
## 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
Topics Covered
References
* bsc#1260796
Cross-
* 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.
##
* https://www.suse.com/security/cve/CVE-2026-4539.html
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Announcement ID: SUSE-SU-2026:1667-1
Release Date: 2026-04-30T17:22:44Z
Rating: low
Topics Covered
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