What’s Vulnerable › Vulnerabilities

CVE-2026-96878: Cargo Exhibit field alias allows stored XSS

• Severity: medium (CVSS 6.9 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-09-25 · updated 2026-09-29
• Weakness: CWE-79

Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in Mediawiki - Cargo extension allows Reflected XSS. This issue affects Mediawiki - Cargo extension: through 3.9.4.

Affected products

• The Wikimedia Foundation Mediawiki - Cargo extension: through 3.9.4

References

• https://gerrit.wikimedia.org/r/c/mediawiki/extensions/Cargo/+/1328627
• https://phabricator.wikimedia.org/T434784

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