{"id":"CVE-2025-50736","aliases":["GHSA-pfrv-63w8-q7rq","PYSEC-2026-1760"],"title":"Byaidu PDFMathTranslate vulnerable to open redirect","summary":"Byaidu PDFMathTranslate vulnerable to open redirect","severity":"low","vendor":"pdf2zh","product":"pdf2zh","ecosystem":"pip","affected":["pdf2zh"],"published":"2025-10-30","updated":"2026-07-07","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-pfrv-63w8-q7rq","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-50736"},{"url":"https://github.com/Byaidu/PDFMathTranslate"},{"url":"https://github.com/fai1424/Vulnerability-Research/tree/main/CVE-2025-50736"},{"url":"https://hackmd.io/@fai1424/SJz7ttVWxe"},{"url":"https://pdf2zh.com"}],"tags":["osv","pip"],"epss":0.00211,"epssPercentile":0.10058,"ingestedAt":"2026-07-08T18:25:51.754Z","slug":"CVE-2025-50736","body":"## Overview\n\nAn open redirect vulnerability exists in Byaidu PDFMathTranslate v1.9.9 that allows attackers to craft URLs that cause the application to redirect users to arbitrary external websites via the file parameter to the /gradio_api endpoint. This vulnerability could be exploited for phishing attacks or to bypass security filters.\n\n## Affected packages\n\n- `pdf2zh`\n\n## Remediation\n\nRefer to the advisory for the patched release.","depth":"sunlit","depthScore":14,"depthScoreParts":{"impact":13.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}