SEPTEMBER 18, 2026
Live Feed
Back to database
Case File

CVE-2026-52132

HIGH · CVSS 7.5 EPSS 0.33% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-01 · Last synced 2026-09-18

CyberRota Analysis

AI-Generated

The vulnerability in llama.cpp allows remote attackers to trigger a denial of service by sending a POST request with a negative top_n value to the /rerank endpoint when the --reranking flag is enabled. This can result in application crashes due to std::bad_alloc errors and HTTP 500 responses. Developers and system administrators using this software should prioritize addressing this issue to prevent potential service disruptions.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-52132
Severity
HIGH
CVSS
7.5
EPSS
0.33%

Original NVD Description

llama.cpp through commit 97f06e9, when started with the --reranking flag, allows remote attackers to cause a denial of service (std::bad_alloc and HTTP 500) via a negative top_n value in a POST request to /rerank.

Related CVEs

Other vulnerabilities affecting the same vendor(s)