CVE-2026-91940EPSS p37.6%
CVE-2026-91940CVE-2026-91940
Description
crawl4ai before 0.9.3 contains an arbitrary file write vulnerability in PDFContentScrapingStrategy where the _filter_untrusted_fields function fails to validate untrusted configuration fields. Attackers can submit crafted config bodies with malicious image_save_dir paths to write attacker-controlled bytes into any directory accessible to the service account.
Scoring
| CVSS | 7.5 () |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| EPSS | 0.46% probability of exploitation · percentile 37.6% · 2026-10-05T12:00:23Z |
| Last modified | 2026-09-16 |