{"id":"CVE-2026-116868","kind":"vulnerability","aliases":["CVE-2026-116868"],"related":[],"title":"BuddyPress Xprofile Custom Field Types: PHP object injection by subscribers","description":"Subscriber PHP Object Injection in BuddyPress Xprofile Custom Field Types <= 1.3.1 versions.","summary":"BuddyPress Xprofile Custom Field Types plugin versions 1.3.1 and earlier let a subscriber-level WordPress account inject a PHP object. A successful injection can let an attacker run code or reach data on the site.","severity":"high","cvss":8.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["buddypress","php","runtime","wordpress"],"not_affected_if":["newer-version","plugin-not-installed"],"how_to_check":"- Check the installed version of the BuddyPress Xprofile Custom Field Types plugin in the WordPress admin plugin list, or with `wp plugin get <plugin-slug> --field=version`.\n- Confirm whether the plugin is active on the site.","fix":"- Update the BuddyPress Xprofile Custom Field Types plugin to a version newer than `1.3.1`; the sources do not name the fixed version.","status":"open","published_at":"2026-10-29T16:18:01+00:00","first_seen_at":"2026-10-29T16:25:57+00:00","triaged_at":"2026-10-29T16:28:07+00:00","updated_at":"2026-10-29T16:28:07+00:00","category":"runtime","confidence":0.5,"triage":{"at":"2026-10-29T16:28:07Z","model":"claude-haiku-5-5","output":{"fix":"- Update the BuddyPress Xprofile Custom Field Types plugin to a version newer than `1.3.1`; the sources do not name the fixed version.","reach":"internet","title":"BuddyPress Xprofile Custom Field Types: PHP object injection by subscribers","impact":"high","summary":"BuddyPress Xprofile Custom Field Types plugin versions 1.3.1 and earlier let a subscriber-level WordPress account inject a PHP object. A successful injection can let an attacker run code or reach data on the site.","audience":"businesses","category":"runtime","nicknames":[],"who_cares":["wordpress","buddypress","php"],"confidence":0.5,"fix_status":"unknown","needs_auth":"yes","worst_case":"Attacker runs code on the server via injected PHP object","analyst_note":"Confirm the fixed version and the vulnerable code path at https://nvd.nist.gov/vuln/detail/CVE-2026-116868.","how_to_check":"- Check the installed version of the BuddyPress Xprofile Custom Field Types plugin in the WordPress admin plugin list, or with `wp plugin get <plugin-slug> --field=version`.\n- Confirm whether the plugin is active on the site.","plain_action":"","needs_analyst":true,"not_affected_if":["plugin-not-installed","newer-version"],"who_is_affected":"Sites running the BuddyPress Xprofile Custom Field Types plugin at version 1.3.1 or earlier, where subscriber accounts can register or log in. The sources do not describe the exact code path, so the unknown parts should be checked against the NVD entry. Sites without the plugin, or running a newer version, are not affected.","user_interaction":"unknown","needs_special_setup":"unknown","severity_if_unknown":"high"},"cost_usd":0.00072,"input_tokens":4074,"output_tokens":626,"severity_before":"high"},"analyst_status":null,"analyst_note":null,"search":"'-116868':13A,16A '-2026':12A,15A '1.3.1':28B,67C 'account':37B 'attack':48B 'buddypress':1A,17B,21B,62C 'code':50B 'custom':3A,23B,64C 'cve':11A,14A 'data':53B 'earlier':30B 'field':4A,24B,65C 'inject':8A,38B,44B,60C 'let':31B,46B 'level':35B 'object':7A,41B,59C 'php':6A,18B,40B,58C 'plugin':26B 'reach':52B 'run':49B 'runtim':19B 'site':56B 'subscrib':10A,34B,57C 'subscriber-level':33B 'success':43B 'type':5A,25B,66C 'version':27B,68C 'wordpress':20B,36B 'xprofil':2A,22B,63C","nicknames":[],"mitigations":[],"who_affected":"Sites running the BuddyPress Xprofile Custom Field Types plugin at version 1.3.1 or earlier, where subscriber accounts can register or log in. The sources do not describe the exact code path, so the unknown parts should be checked against the NVD entry. Sites without the plugin, or running a newer version, are not affected.","tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"first_public_at":"2026-10-29T16:18:01+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvss_by":"audit@patchstack.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-116868","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116868","severity":null,"published_at":"2026-10-29T16:18:01+00:00","modified_at":"2026-10-29T16:20:19+00:00","first_seen_at":"2026-10-29T16:25:57+00:00","fetched_at":"2026-10-29T16:25:57+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"}