{"id":"CVE-2026-104006","aliases":["EUVD-2026-96208","GHSA-fvr3-4rq4-9pc2"],"status":"published","title":"SpeedyCache \u003c= 1.4.2 - Unauthenticated Sensitive Information Exposure via Insecure Cache Configuration via Cache Write Gate Missing comment_author_* Cookie Check","description":"The SpeedyCache – Cache, Optimization, Performance plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.4.2 via the 'comment_author_*, comment_author_email_*' parameter. This makes it possible for unauthenticated attackers to extract the full name and email address of returning commenters pre-filled into comment form input fields and persisted as the site-wide cached page by any unauthenticated attacker requesting the same public URL. The read-side handler in advanced-cache.php correctly skips cached delivery for requests carrying comment_author_* cookies, but this check is absent on the write path, meaning the cache poisoning is invisible to the victim commenter yet fully exploitable by any unauthenticated attacker with no cookies.","severity":{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00256,"percentile":0.1746,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-524"],"published":"2026-10-10T06:40:15Z","modified":"2026-10-13T13:30:21Z","products":[{"vendor":"softaculous","product":"speedycache – cache, optimization, performance"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/c6b8d5ca-34e2-4d25-9185-7fcee790379d?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/speedycache/tags/1.4.2/main/cache.php#L151"},{"url":"https://plugins.trac.wordpress.org/browser/speedycache/tags/1.4.2/main/cache.php#L91"},{"url":"https://plugins.trac.wordpress.org/browser/speedycache/tags/1.4.2/main/cache.php#L214"},{"url":"https://plugins.trac.wordpress.org/browser/speedycache/tags/1.4.2/main/advanced-cache.php#L108"},{"url":"https://plugins.trac.wordpress.org/changeset/3734609/speedycache"},{"url":"https://plugins.trac.wordpress.org/changeset/3734608/speedycache/trunk/main/cache.php"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-104006"},{"url":"https://github.com/advisories/GHSA-fvr3-4rq4-9pc2"}],"sources":{"cve":[{"id":"CVE-2026-104006","title":"SpeedyCache \u003c= 1.4.2 - Unauthenticated Sensitive Information Exposure via Insecure Cache Configuration via Cache Write Gate Missing comment_author_* Cookie Check","description":"The SpeedyCache – Cache, Optimization, Performance plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.4.2 via the 'comment_author_*, comment_author_email_*' parameter. This makes it possible for unauthenticated attackers to extract the full name and email address of returning commenters pre-filled into comment form input fields and persisted as the site-wide cached page by any unauthenticated attacker requesting the same public URL. The read-side handler in advanced-cache.php correctly skips cached delivery for requests carrying comment_author_* cookies, but this check is absent on the write path, meaning the cache poisoning is invisible to the victim commenter yet fully exploitable by any unauthenticated attacker with no cookies.","status":"published","published":"2026-10-10T06:40:15.885Z","modified":"2026-10-11T16:55:16.112Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-524"],"updated_at":"2026-11-02T14:20:09.448255Z"}],"euvd":[{"id":"EUVD-2026-96208","description":"The SpeedyCache – Cache, Optimization, Performance plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.4.2 via the 'comment_author_*, comment_author_email_*' parameter. This makes it possible for unauthenticated attackers to extract the full name and email address of returning commenters pre-filled into comment form input fields and persisted as the site-wide cached page by any unauthenticated attacker requesting the same public URL. The read-side handler in advanced-cache.php correctly skips cached delivery for requests carrying comment_author_* cookies, but this check is absent on the write path, meaning the cache poisoning is invisible to the victim commenter yet fully exploitable by any unauthenticated attacker with no cookies.","status":"published","published":"2026-10-10T06:40:15Z","modified":"2026-10-11T16:55:16Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"updated_at":"2026-11-02T17:27:22.526044Z"}],"ghsa":[{"id":"GHSA-fvr3-4rq4-9pc2","title":"The SpeedyCache – Cache, Optimization, Performance plugin for WordPress is vulnerable to...","description":"The SpeedyCache – Cache, Optimization, Performance plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.4.2 via the 'comment_author_*, comment_author_email_*' parameter. This makes it possible for unauthenticated attackers to extract the full name and email address of returning commenters pre-filled into comment form input fields and persisted as the site-wide cached page by any unauthenticated attacker requesting the same public URL. The read-side handler in advanced-cache.php correctly skips cached delivery for requests carrying comment_author_* cookies, but this check is absent on the write path, meaning the cache poisoning is invisible to the victim commenter yet fully exploitable by any unauthenticated attacker with no cookies.","status":"published","published":"2026-10-10T09:30:27Z","modified":"2026-10-10T09:30:35Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-524"],"updated_at":"2026-11-02T15:13:01.926366Z"}],"nvd":[{"id":"CVE-2026-104006","description":"The SpeedyCache – Cache, Optimization, Performance plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 1.4.2 via the 'comment_author_*, comment_author_email_*' parameter. This makes it possible for unauthenticated attackers to extract the full name and email address of returning commenters pre-filled into comment form input fields and persisted as the site-wide cached page by any unauthenticated attacker requesting the same public URL. The read-side handler in advanced-cache.php correctly skips cached delivery for requests carrying comment_author_* cookies, but this check is absent on the write path, meaning the cache poisoning is invisible to the victim commenter yet fully exploitable by any unauthenticated attacker with no cookies.","status":"published","published":"2026-10-10T07:16:40.41Z","modified":"2026-10-13T13:30:21.62Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-524"],"updated_at":"2026-11-02T14:12:55.473789Z"}]}}