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CVE-2026-58035noneCWE-79

Stored XSS through a system message in the codex version of Special:Block

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 0epss 0.3%
exploitation probability
0.3%top 79% of all CVEs
observed exploitation
nono source reports it
Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files resources/src/mediawiki.Special.Block/SpecialBlock.Vue.
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N