{"id":"CVE-2026-16296","aliases":["EUVD-2026-52598","GHSA-qc2w-xhvw-6xmh"],"status":"published","title":"Clearfy \u003c 2.4.3 - Open Redirect via Cyrlitera 404 Handler","description":"The Clearfy Cache  WordPress plugin before 2.4.3 does not validate the redirect target in its Cyrlitera old-URL redirect handler, passing a decoded request URI to an unsafe redirect function, which allows unauthenticated attackers to redirect visitors to an arbitrary external URL when a non-default option is enabled.","severity":{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.0029,"percentile":0.21755,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-601"],"published":"2026-08-04T06:00:12Z","modified":"2026-08-26T16:31:16Z","products":[{"vendor":"creative motion","product":"clearfy cache"},{"vendor":"unknown","product":"clearfy cache"}],"references":[{"url":"https://wpscan.com/vulnerability/265f2edb-1c86-4b87-a59f-d5de5bf21494/","tags":["exploit","vdb-entry","technical-description"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-16296"},{"url":"https://wpscan.com/vulnerability/265f2edb-1c86-4b87-a59f-d5de5bf21494"},{"url":"https://github.com/advisories/GHSA-qc2w-xhvw-6xmh"}],"sources":{"cve":[{"id":"CVE-2026-16296","title":"Clearfy \u003c 2.4.3 - Open Redirect via Cyrlitera 404 Handler","description":"The Clearfy Cache  WordPress plugin before 2.4.3 does not validate the redirect target in its Cyrlitera old-URL redirect handler, passing a decoded request URI to an unsafe redirect function, which allows unauthenticated attackers to redirect visitors to an arbitrary external URL when a non-default option is enabled.","status":"published","published":"2026-08-04T06:00:12.778Z","modified":"2026-08-04T14:15:34.714Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:20:11.24076Z"}],"euvd":[{"id":"EUVD-2026-52598","description":"The Clearfy Cache  WordPress plugin before 2.4.3 does not validate the redirect target in its Cyrlitera old-URL redirect handler, passing a decoded request URI to an unsafe redirect function, which allows unauthenticated attackers to redirect visitors to an arbitrary external URL when a non-default option is enabled.","status":"published","published":"2026-08-04T06:00:12Z","modified":"2026-08-04T14:15:34Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T18:02:23.332335Z"}],"ghsa":[{"id":"GHSA-qc2w-xhvw-6xmh","title":"The Clearfy Cache  WordPress plugin before 2.4.3 does not validate the redirect target in its...","description":"The Clearfy Cache  WordPress plugin before 2.4.3 does not validate the redirect target in its Cyrlitera old-URL redirect handler, passing a decoded request URI to an unsafe redirect function, which allows unauthenticated attackers to redirect visitors to an arbitrary external URL when a non-default option is enabled.","status":"published","published":"2026-08-04T09:31:35Z","modified":"2026-08-04T15:33:25Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T15:10:05.423688Z"}],"nvd":[{"id":"CVE-2026-16296","description":"The Clearfy Cache  WordPress plugin before 2.4.3 does not validate the redirect target in its Cyrlitera old-URL redirect handler, passing a decoded request URI to an unsafe redirect function, which allows unauthenticated attackers to redirect visitors to an arbitrary external URL when a non-default option is enabled.","status":"published","published":"2026-08-04T07:16:30.157Z","modified":"2026-08-26T16:31:16.753Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-601"],"updated_at":"2026-11-02T14:12:34.643497Z"}]}}