CVE-2026-51859

bisheng 2.3.0, 2.4.0, and 2.4.0-beta1 is vulnerable to directory traversal in save_download_file (src/backend/bisheng/core/cache/utils.py:290).

n/a n/a

CVSS

9.1Critical

ExploitationPublic exploit codeCISA's assessment says proof of concept code is public, assessed 1 Oct 2026. Not in the KEV catalogCISA via CVE List

Exploit odds (EPSS)0.65%Chance of exploitation activity in the next 30 days, higher than 50% of CVEs. Scored 23 Oct 2026FIRST EPSS

Fixed inNone listedNo source names a fixed version yet

Published30 Sep 2026Updated 1 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version.