Medium severity6.1NVD Advisory· Published Sep 18, 2026· Updated Sep 23, 2026

CVE-2026-77607

Description

Semantic MediaWiki is a free, open-source extension to MediaWiki that lets users store and query data within the wiki's pages. Prior to version 7.2.0, sep was inserted verbatim into HTML cell joins. This made it possible to inject HTML through the separator value. Version 7.2.0 fixes the issue.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected packages

Versions sourced from the GitHub Security Advisory.

Package	Affected versions	Patched versions
mediawiki/semantic-media-wikiPackagist	< 7.2.0	7.2.0

Affected products

Semantic Mediawiki/Semantic Mediawikillm-fuzzy
Range: <7.2.0

Patches

Vulnerability mechanics

References

github.com/advisories/GHSA-7xv3-gf2g-498hghsaADVISORY
github.com/SemanticMediaWiki/SemanticMediaWiki/releases/tag/7.2.0nvdWEB
github.com/SemanticMediaWiki/SemanticMediaWiki/security/advisories/GHSA-7xv3-gf2g-498hnvdWEB

News mentions

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cvss	0.397
epss	0.000
exploit	0.000
kev	0.000
patch	-0.070
ransomware	0.000