cvedb.io
CVE-2025-53631
MEDIUM · CVSS 5.4
EPSS exploitation probability: 0%
Published 2025-08-14T16:15:36.840 · Last modified 2026-06-17T09:38:36.410

Summary

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.

Affected products

dogukanurker — flaskblog

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.