openSUSE-SU-2026:0277-1: important: Security update for python-nltk

   openSUSE Security Update: Security update for python-nltk
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Announcement ID:    openSUSE-SU-2026:0277-1
Rating:             important
References:         #1273252 #1273254 #1273255 
Cross-References:   CVE-2026-12061 CVE-2026-12072 CVE-2026-12074
                   
Affected Products:
                    openSUSE Backports SLE-15-SP7
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   An update that fixes three vulnerabilities is now available.

Description:

   This update for python-nltk fixes the following issues:

   - CVE-2026-12061: ReDoS in NLTK ReviewsCorpusReader FEATURES regex
     (boo#1273252)
   - CVE-2026-12072: Path Traversal in NKJPCorpusReader leads to Arbitrary
     File Read and bypasses the nltk.pathsec sandbox (ENFORCE=True)
     (boo#1273254)
   - CVE-2026-12074: python-nltk: path traversal in
     FramenetCorpusReader.frame() that allows arbitrary XML file read,
     bypassing the nltk.pathsec sandbox (ENFORCE=True) (boo#1273255)


Patch Instructions:

   To install this openSUSE Security 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 Backports SLE-15-SP7:

      zypper in -t patch openSUSE-2026-277=1



Package List:

   - openSUSE Backports SLE-15-SP7 (noarch):

      python3-nltk-3.7-bp157.3.18.1


References:

   https://www.suse.com/security/cve/CVE-2026-12061.html
   https://www.suse.com/security/cve/CVE-2026-12072.html
   https://www.suse.com/security/cve/CVE-2026-12074.html
   https://bugzilla.suse.com/1273252
   https://bugzilla.suse.com/1273254
   https://bugzilla.suse.com/1273255