CVE-2024-35539

MEDIUM

Typecho 1.3.0 - Race Condition in Post Commenting Function

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2024-35539. PoCs published by cyberaz0r.

AI-analyzed exploit summary This exploit targets a race condition in Typecho 1.3.0 by spamming comment requests to trigger the vulnerability. It calculates a form token via JavaScript execution and uses concurrent HTTP requests to flood the target.

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.

Exploits (2)

exploitdb WORKING POC
by cyberaz0r · gowebappsphp
https://www.exploit-db.com/exploits/52161

This exploit targets a race condition in Typecho 1.3.0 by spamming comment requests to trigger the vulnerability. It calculates a form token via JavaScript execution and uses concurrent HTTP requests to flood the target.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Moderate
Reliability
Racy
Target: Typecho 1.3.0
No auth needed
Prerequisites: Target URL with Typecho 1.3.0 installation
devstral-2 · analyzed Feb 16, 2026 Full analysis →
github WORKING POC 1 stars
by cyberaz0r · gopoc
https://github.com/cyberaz0r/Typecho-Multiple-Vulnerabilities

The repository contains functional exploit code for CVE-2024-35539, a race condition vulnerability in Typecho <= 1.3.0. The exploit demonstrates the vulnerability by spamming comments to trigger the race condition, leveraging JavaScript token calculation and concurrent HTTP requests.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Moderate
Reliability
Racy
Target: Typecho <= 1.3.0
No auth needed
Prerequisites: Access to a Typecho instance with comments enabled
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (2)

Core 2
Core References

Scores

CVSS v3 6.5
EPSS 0.0339
EPSS Percentile 87.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-290
Status published
Products (1)
typecho/typecho 1.3.0
Published Aug 19, 2024
Tracked Since Feb 18, 2026