{"id":"CVE-2026-81691","aliases":["PYSEC-2026-3797","GHSA-xr64-hcxg-4ghr"],"title":"openssl_encrypt versions before 1.4.9 fail to validate server URLs in login and register_with_email functions, accepting unencrypted http…","summary":"openssl_encrypt versions before 1.4.9 fail to validate server URLs in login and register_with_email functions, accepting unencrypted http:// URLs and unconfigured hosts. Attackers on the network path can intercept cleartext credentials i…","severity":"none","vendor":"openssl-encrypt","product":"openssl-encrypt","ecosystem":"pip","affected":["openssl-encrypt < 1.4.9"],"patched":["openssl-encrypt 1.4.9"],"published":"2026-08-27","updated":"2026-09-03","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/PYSEC-2026-3797","references":[{"url":"https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-xr64-hcxg-4ghr"},{"url":"https://www.vulncheck.com/advisories/openssl-encrypt-before-1.4.9-credential-leakage-via-unvalidated-server-urls"}],"tags":["osv","pip"],"epss":0.00198,"epssPercentile":0.09913,"ingestedAt":"2026-09-03T19:32:12.197Z","slug":"CVE-2026-81691","body":"## Overview\n\nopenssl_encrypt versions before 1.4.9 fail to validate server URLs in login and register_with_email functions, accepting unencrypted http:// URLs and unconfigured hosts. Attackers on the network path can intercept cleartext credentials including client_id, passwords, and JWTs to achieve full keyserver account takeover.\n\n## Affected packages\n\n- `openssl-encrypt < 1.4.9`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `openssl-encrypt 1.4.9`","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}