SEPTEMBER 16, 2026
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Case File

CVE-2026-91941

HIGH · CVSS 7.5 EPSS 0.38% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-16

CyberRota Analysis

AI-Generated

Crawl4AI versions prior to 0.9.3 are vulnerable to an uncontrolled resource consumption issue in the PDFContentScrapingStrategy, enabling untrusted clients to exploit this flaw through POST requests. This can lead to denial of service by allowing attackers to download excessively large remote PDFs, thereby exhausting system resources such as disk space, CPU, and bandwidth. Organizations utilizing Crawl4AI should prioritize updating to the latest version to mitigate this significant risk.

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-2026-91941
Severity
HIGH
CVSS
7.5
EPSS
0.38%

Original NVD Description

Crawl4AI before 0.9.3 contains an uncontrolled resource consumption vulnerability in PDFContentScrapingStrategy that allows untrusted clients to cause denial of service. Attackers can select the PDF scraping strategy in POST requests to download large remote PDFs without size or page limits, exhausting disk, CPU, and bandwidth on shared workers.