{"apiVersion":"1.0","identifier":"CVE-2026-81703","description":"openssl_encrypt versions before 1.4.9 fail to validate encryption status of embedded post-quantum private keys in file metadata. Attackers can craft files with unencrypted embedded PQC keys that decrypt under any password, bypassing authentication and producing attacker-chosen plaintext with false integrity verification.","publishedAt":"2026-08-27T17:21:00","lastModifiedAt":"2026-08-27T20:18:53","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-81703","cvssScore":5.5,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N","epssProbability":0.00166,"riskScore":0.56,"affectedProduct":"openssl_encrypt","affectedVersions":"<1.4.9","vulnerabilityType":"Library","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-81703","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-81703","en":"https://www.redsauce.net/en/cves/CVE-2026-81703","fr":"https://www.redsauce.net/fr/cves/CVE-2026-81703","pt":"https://www.redsauce.net/pt/cves/CVE-2026-81703","de":"https://www.redsauce.net/de/cves/CVE-2026-81703","sk":"https://www.redsauce.net/sk/cves/CVE-2026-81703","el":"https://www.redsauce.net/el/cves/CVE-2026-81703"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-81703"}}