CVE-2025-30160 – Redlib allows a Denial of Service via DEFLATE Decompression Bomb in restore_preferences Form

https://notcve.org/view.php?id=CVE-2025-30160

20 Mar 2025 — Redlib is an alternative private front-end to Reddit. A vulnerability has been identified in Redlib where an attacker can cause a denial-of-service (DOS) condition by submitting a specially crafted base2048-encoded DEFLATE decompression bomb to the restore_preferences form. This leads to excessive memory consumption and potential system instability, which can be exploited to disrupt Redlib instances. This vulnerability is fixed in 0.36.0. • https://github.com/redlib-org/redlib/commit/15147cea8e42f6569a11603d661d71122f6a02dc • CWE-400: Uncontrolled Resource Consumption CWE-502: Deserialization of Untrusted Data •