Is CVE-2024-35539 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2024-35539, but active exploitation has not been confirmed.

Can CVE-2024-35539 be exploited remotely?

Yes. CVE-2024-35539 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2024-35539?

CVE-2024-35539 has a CVSS score of 6.5 (MEDIUM).

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MEDIUMPOC

CVE-2024-35539

CWE-290Published: August 19, 2024· Updated: Jun 17, 2026

6.5

CVSS v3.1

Official Description

Typecho v1.3.0 was discovered to contain a race condition vulnerability in the post commenting function. This vulnerability allows attackers to post several comments before the spam protection checks if the comments are posted too frequently.

NVD Source

Technical Analysis

CVE-2024-35539 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A proof-of-concept (PoC) exploit exists for CVE-2024-35539. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.