{"id":"CVE-2026-36471","aliases":["EUVD-2026-83993","GHSA-mwgw-rr28-m856"],"status":"published","title":"Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2...","description":"Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.","severity":{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-11","score":0.00213,"percentile":0.11781,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-502"],"published":"2026-09-21T00:00:00Z","modified":"2026-09-25T18:31:19Z","references":[{"url":"https://github.com/CuteNews/cutenews-2.0"},{"url":"https://github.com/CuteNews/cutenews-2.0/blob/master/core/core.php"},{"url":"https://github.com/UmbraDeorum/cutenews-2.0-CVEs-2026-Disclosure"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-36471"},{"url":"https://github.com/advisories/GHSA-mwgw-rr28-m856"}],"sources":{"cve":[{"id":"CVE-2026-36471","description":"Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.","status":"published","published":"2026-09-21T00:00:00Z","modified":"2026-09-25T16:01:30.571Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"adp"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:19:55.176387Z"}],"euvd":[{"id":"EUVD-2026-83993","description":"Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.","status":"published","published":"2026-09-21T00:00:00Z","modified":"2026-09-25T16:01:30Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"medium"}],"updated_at":"2026-11-02T17:27:55.413842Z"}],"ghsa":[{"id":"GHSA-mwgw-rr28-m856","title":"Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2...","description":"Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.","status":"published","published":"2026-09-21T18:32:07Z","modified":"2026-09-25T18:31:19Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"medium"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:12:27.190195Z"}],"nvd":[{"id":"CVE-2026-36471","description":"Deserialization of Untrusted Data of the __post_data parameter in cn_parse_url() in CuteNews v.2.1.2 allows a remote attacker to inject arbitrary values into internal request variables (including __referer) via a crafted base64-encoded serialized PHP payload submitted as a POST parameter.","status":"published","published":"2026-09-21T16:17:08.09Z","modified":"2026-09-25T17:17:08.18Z","cvss":[{"version":"3.1","score":5.8,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:12:50.368368Z"}]}}