flaskBlog is a blog app built with Flask. In 2.8.0 and earlier, when deleting a comment, there's no validation of the ownership of the comment. Every user can delete an arbitrary comment of another user on every post, by simply intercepting the delete request and changing the commentID. The code that causes the problem is in routes/post.py.
History

Tue, 19 Aug 2025 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 19 Aug 2025 19:30:00 +0000

Type Values Removed Values Added
Description flaskBlog is a blog app built with Flask. In 2.8.0 and earlier, when deleting a comment, there's no validation of the ownership of the comment. Every user can delete an arbitrary comment of another user on every post, by simply intercepting the delete request and changing the commentID. The code that causes the problem is in routes/post.py.
Title flaskBlog arbitrary comment delete
Weaknesses CWE-639
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published: 2025-08-19T19:06:15.195Z

Updated: 2025-08-19T19:27:18.828Z

Reserved: 2025-08-14T22:31:17.683Z

Link: CVE-2025-55737

cve-icon Vulnrichment

Updated: 2025-08-19T19:27:14.521Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-08-19T20:15:35.277

Modified: 2025-08-20T14:40:17.713

Link: CVE-2025-55737

cve-icon Redhat

No data.