{"id":12172,"date":"2026-09-04T18:54:09","date_gmt":"2026-09-04T10:54:09","guid":{"rendered":"https:\/\/www.54iter.cn\/?vuln=cve-2026-81688"},"modified":"2026-09-04T18:54:09","modified_gmt":"2026-09-04T10:54:09","slug":"cve-2026-81688","status":"publish","type":"vuln","link":"https:\/\/www.54iter.cn\/?vuln=cve-2026-81688","title":{"rendered":"CVE-2026-81688 [HIGH] &#8211; openssl_encrypt versions before 1.4.9 store an unkeyed SHA-256 hash of the plaintext in th"},"content":{"rendered":"<p>openssl_encrypt versions before 1.4.9 store an unkeyed SHA-256 hash of the plaintext in the cleartext file header metadata. Attackers can read this hash without the password to confirm guessed plaintexts offline or fingerprint identical plaintexts across separately-encrypted files.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>openssl_encrypt versions before 1.4.9 store an unkeyed SHA-256 hash of the plaintext in the cleartext file header metadata. Attackers can read this hash without the password to confirm guessed plainte<\/p>\n","protected":false},"template":"","meta":[],"categories":[],"tags":[],"class_list":["post-12172","vuln","type-vuln","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln\/12172","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/vuln"}],"about":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=\/wp\/v2\/types\/vuln"}],"wp:attachment":[{"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=12172"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=12172"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.54iter.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=12172"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}