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CVE-2025-55737

Good to know:

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Date: August 19, 2025

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.

Severity Score

Severity Score

Weakness Type (CWE)

Authorization Bypass Through User-Controlled Key

CWE-639

Top Fix

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Upgrade Version

Upgrade to version https://github.com/DogukanUrker/flaskBlog.git - null

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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