{"id":"CVE-2026-62010","kind":"vulnerability","aliases":["CVE-2026-62010"],"related":[],"title":"Avventure WordPress plugin: unauthenticated PHP object injection through 1.1.12","description":"Unauthenticated PHP Object Injection in Avventure <= 1.1.12 versions.","summary":"The Avventure plugin for WordPress, versions up to and including 1.1.12, deserializes attacker-supplied PHP objects without authentication. An attacker who can send a crafted request may be able to run code on the server or read data.","severity":"critical","cvss":9.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["package","php","wordpress"],"not_affected_if":["plugin-not-installed"],"how_to_check":"- Check the installed Avventure plugin version in the WordPress admin plugin list or the `avventure` plugin header.","fix":"- Avventure: a version later than `1.1.12` (the sources do not name the fixed version).","status":"open","published_at":"2026-10-29T16:18:13+00:00","first_seen_at":"2026-10-29T16:26:00+00:00","triaged_at":"2026-10-29T16:27:24+00:00","updated_at":"2026-10-29T16:27:24+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-29T16:27:24Z","model":"claude-haiku-5-5","output":{"fix":"- Avventure: a version later than `1.1.12` (the sources do not name the fixed version).","reach":"internet","title":"Avventure WordPress plugin: unauthenticated PHP object injection through 1.1.12","impact":"high","summary":"The Avventure plugin for WordPress, versions up to and including 1.1.12, deserializes attacker-supplied PHP objects without authentication. An attacker who can send a crafted request may be able to run code on the server or read data.","audience":"businesses","category":"package","nicknames":[],"who_cares":["wordpress","php"],"confidence":0.6,"fix_status":"unknown","needs_auth":"no","worst_case":"Attacker may run code on the server or read secrets","analyst_note":"Confirm the fixed Avventure version and the vulnerable endpoint from the NVD entry at https://nvd.nist.gov/vuln/detail/CVE-2026-62010 or the plugin's changelog.","how_to_check":"- Check the installed Avventure plugin version in the WordPress admin plugin list or the `avventure` plugin header.\n- unknown for other checks; the sources do not say which endpoint or setting is involved.","plain_action":"","needs_analyst":true,"not_affected_if":["plugin-not-installed"],"who_is_affected":"Sites running the Avventure plugin at version 1.1.12 or earlier are exposed; the sources do not say which request path or setting is needed. Sites without the plugin are not affected.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"critical"},"cost_usd":0.000677,"input_tokens":4051,"output_tokens":544,"severity_before":"critical"},"analyst_status":null,"analyst_note":null,"search":"'-2026':11A,14A '-62010':12A,15A '1.1.12':9A,29B,64C 'abl':48B 'attack':32B,39B 'attacker-suppli':31B 'authent':37B 'avventur':1A,20B,63C 'code':51B 'craft':44B 'cve':10A,13A 'data':57B 'deseri':30B 'includ':28B 'inject':7A,61C 'may':46B 'object':6A,35B,60C 'packag':16B 'php':5A,17B,34B,59C 'plugin':3A,21B 'read':56B 'request':45B 'run':50B 'send':42B 'server':54B 'suppli':33B 'unauthent':4A,58C 'version':24B,65C 'without':36B 'wordpress':2A,18B,23B","nicknames":[],"mitigations":[],"who_affected":"Sites running the Avventure plugin at version 1.1.12 or earlier are exposed; the sources do not say which request path or setting is needed. Sites without the plugin are not affected.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"first_public_at":"2026-10-29T16:18:13+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cvss_by":"audit@patchstack.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-62010","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-62010","severity":null,"published_at":"2026-10-29T16:18:13+00:00","modified_at":"2026-10-29T16:20:19+00:00","first_seen_at":"2026-10-29T16:26:00+00:00","fetched_at":"2026-10-29T16:26:00+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}