{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-121509","assignerOrgId":"1af790b2-7ee1-4545-860a-a788eba489b5","state":"PUBLISHED","assignerShortName":"VulDB","dateReserved":"2026-11-03T14:17:25.729Z","datePublished":"2026-11-03T20:30:14.406Z","dateUpdated":"2026-11-03T22:39:30.867Z"},"containers":{"cna":{"providerMetadata":{"orgId":"1af790b2-7ee1-4545-860a-a788eba489b5","shortName":"VulDB","dateUpdated":"2026-11-03T20:30:14.406Z"},"title":"Headless CMS Plugin REST API post get_required_post_data information disclosure","problemTypes":[{"descriptions":[{"type":"CWE","cweId":"CWE-200","lang":"en","description":"Information Disclosure"}]},{"descriptions":[{"type":"CWE","cweId":"CWE-284","lang":"en","description":"Improper Access Controls"}]}],"affected":[{"vendor":"n/a","product":"Headless CMS Plugin","versions":[{"version":"2.0.0","status":"affected"},{"version":"2.0.1","status":"affected"},{"version":"2.0.2","status":"affected"},{"version":"2.0.3","status":"affected"},{"version":"2.0.4","status":"affected"}],"cpes":["cpe:2.3:a:headless_cms_plugin:headless_cms_plugin:*:*:*:*:*:*:*:*"],"modules":["REST API"]}],"descriptions":[{"lang":"en","value":"A security flaw has been discovered in Headless CMS Plugin up to 2.0.4 on WordPress. This affects the function get_required_post_data of the file /wp-json/rae/v1/post of the component REST API. The manipulation of the argument post_id/post_slug results in information disclosure. The attack may be launched remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way."}],"metrics":[{"cvssV4_0":{"version":"4.0","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","baseSeverity":"MEDIUM"}},{"cvssV3_1":{"version":"3.1","baseScore":5.3,"vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C","baseSeverity":"MEDIUM"}},{"cvssV3_0":{"version":"3.0","baseScore":5.3,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:C","baseSeverity":"MEDIUM"}},{"cvssV2_0":{"version":"2.0","baseScore":5,"vectorString":"AV:N/AC:L/Au:N/C:P/I:N/A:N/E:POC/RL:ND/RC:C"}}],"timeline":[{"time":"2026-11-03T00:00:00.000Z","lang":"en","value":"Advisory disclosed"},{"time":"2026-11-03T01:00:00.000Z","lang":"en","value":"VulDB entry created"},{"time":"2026-11-03T15:22:31.000Z","lang":"en","value":"VulDB entry last update"}],"credits":[{"lang":"en","value":"Rony Ahmed (VulDB User)","type":"reporter"},{"lang":"en","value":"VulDB CNA Team","type":"coordinator"}],"references":[{"url":"https://vuldb.com/vuln/430285","name":"VDB-430285 | Headless CMS Plugin REST API post get_required_post_data information disclosure","tags":["vdb-entry","technical-description"]},{"url":"https://vuldb.com/vuln/430285/cti","name":"VDB-430285 | CTI Indicators (IOB, IOC, TTP, IOA)","tags":["signature","permissions-required"]},{"url":"https://vuldb.com/cve/CVE-2026-121509","name":"CVE-2026-121509 | CVE Analysis and Report","tags":["third-party-advisory"]},{"url":"https://vuldb.com/submit/1019400","name":"Submit #1019400 | Imran Sayed Headless CMS 2.0.4 Exposure of Sensitive Information to an Unauthorized Actor","tags":["third-party-advisory"]},{"url":"https://app.notion.com/p/Unauthenticated-disclosure-of-draft-private-and-future-post-contentimranhsayed-headless-cms-2-0-4-3f384f1ea6a48057bb67ed0dd89f4157?source=copy_link","tags":["exploit"]}],"x_generator":["VulDB PVTS v202611"]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-11-03T22:38:28.963409Z","id":"CVE-2026-121509","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-11-03T22:39:30.867Z"}}]}}