CVE-2026-90774 — rustypaste before 0.18.1 Path Traversal via filename header
rustypaste before 0.18.1 validates the destination path before applying the optional custom filename HTTP header, allowing attackers to bypass directory-escape checks. Attackers…
Published: 2026-09-13 · CVSS: 8.7 · CVSS 4.0
rustypaste before 0.18.1 validates the destination path before applying the optional custom filename HTTP header, allowing attackers to bypass directory-escape checks. Attackers can supply path traversal sequences in the filename header to write files outside the configured upload directory to arbitrary locations.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7