PT-2026-144917
CVE-2026-126498
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Published
2026-11-11
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Updated
2026-11-11
Description by
CVSS 3.1
5.4
MediumMetricsAV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
WriteFreely before 0.17.3 contains a stored cross-site scripting vulnerability that allows authenticated authors to inject HTML by supplying a malicious post slug via the CreatePost API. The raw slug is concatenated into an anchor by augmentReadingDestination() for paid-shortcode posts, executing script for RSS/Atom feed readers, newsletter recipients and ActivityPub viewers.
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