OPENSUSE-SU-2026:21191-1: python-mistune security update

OPENSUSE-SU-2026:21191-1, released June 29, 2026, fixes 1 CVE in python-mistune (version 3.1.3-160000.4.1). None of them is reported as exploited. Patch Radar priority: High.

High

CVEs closed

None rated Critical

Exploited

None reported

Highest CVSS

n/a

No CVSS score published

Highest EPSS

0.0052

44th percentile

Fixed package versions

Product	Release	Fixed in
python-mistune	opensuse-leap 16.0	3.1.3-160000.4.1

CVEs this fix closes

Priority	CVE	Title	CVSS	EPSS	Exploitation
High	CVE-2026-49851	Mistune: Potential DoS via quadratic-time parsing in parse_link_text	n/a	0.0052	None reported

Also fixes CVE-2026-49851

SUSE-SU-2026:22495-1
python-mistune on sles 16.0

Vendor advisory

https://osv.dev/vulnerability/openSUSE-SU-2026:21191-1

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