CVE-2026-81700 - openssl_encrypt versions before 1.4.9 contain a signature verification vulnerability in gpg_runner.verify_detached that accepts revoked and expired keys by only checking VALIDSIG status without inspecting REVKEYSIG, EXPKEYSIG, or gpg exit codes. Attackers holding compromised-then-revoked signing keys or expired project keys can bypass signature verification to execute malicious plugins in the host process. - 漏洞详情

漏洞编号：CVE-2026-81700

风险等级：危急

漏洞来源：CVE

CVE 编号：CVE-2026-81700

CNNVD 编号：-

厂商/产品：- / -

影响范围：-

CWE：CWE-347

发布/更新时间：2026-08-27 / 2026-08-27

漏洞描述

openssl_encrypt versions before 1.4.9 contain a signature verification vulnerability in gpg_runner.verify_detached that accepts revoked and expired keys by only checking VALIDSIG status without inspecting REVKEYSIG, EXPKEYSIG, or gpg exit codes. Attackers holding compromised-then-revoked signing keys or expired project keys can bypass signature verification to execute malicious plugins in the host process.

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