Question 1

What is CVE-2026-39935 — CVE-2026-39935?

Accepted Answer

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CampaignEvents Extension allows Cross-Site Scripting (XSS). This issue was remediated only on the `master` branch.

Question 2

What is the authoritative source for CVE-2026-39935?

Accepted Answer

CVE-2026-39935 (CVE-2026-39935) is catalogued in NVD + CISA KEV + FIRST EPSS and curated for EU compliance use cases by SQUR.

CVE-2026-39935CVE-2026-39935

Description

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