{"id":"ghsa-ghsa-74r2-7ff9-mjj2","seq":57218,"kind":"advisory","title":"Pillow: Quadratic GIF comment concatenation allows DoS in Image.open()","url":"https://github.com/advisories/GHSA-74r2-7ff9-mjj2","permalink":"https://vulnpulse.app/items/ghsa-ghsa-74r2-7ff9-mjj2","summary":"影響: pip:Pillow >= 5.4.0, < 13.0.0 → 13.0.0\n============================================================================ Quadratic GIF comment concatenation allows DoS in Image.open() Location: src/PIL/GifImagePlugin.py:266 in GifImageFile._seek() Commit: a707c6b21c313880d0771e54965d142dd42358b6 ============================================================================ Opening a crafted GIF file with Image.open() takes time that grows with the square of the file's size, so anyone who can submit an image to a service that uses Pillow ca…","severity":"medium","techs":["python"],"cves":["CVE-2026-112401"],"tags":["GHSA-74r2-7ff9-mjj2","Pillow"],"source":{"id":"ghsa","name":"GitHub Advisory Database"},"published_at":"2026-10-21T20:42:11.000Z","fetched_at":"2026-10-21T20:42:51.679Z"}