CVE-2025-53631 (GCVE-0-2025-53631)
Vulnerability from cvelistv5
Published
2025-08-14 15:26
Modified
2025-08-14 15:43
Severity ?
5.3 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:N/SI:L/SA:N
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
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.
References
security-advisories@github.comhttps://github.com/DogukanUrker/flaskBlog/security/advisories/GHSA-cj43-h8qf-7rw7Vendor Advisory
Impacted products
Vendor Product Version
DogukanUrker flaskBlog Version: <= 2.8.1
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