Medium severity5.4NVD Advisory· Published Aug 14, 2025· Updated Jun 17, 2026
CVE-2025-53631
CVE-2025-53631
Description
flaskBlog is a blog app built with Flask. In versions 2.8.1 and prior, improper sanitization of postContent when submitting POST requests to /createpost leads to arbitrary JavaScript execution (XSS) on all pages the post is reflected on including /, /post/[ID], /admin/posts, and /user/[ID] of the user that made the post. At time of publication, there are no public patches available.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: <=2.8.1
Patches
Vulnerability mechanics
References
1News mentions
0No linked articles in our index yet.