{"id":"CVE-2026-62131","kind":"vulnerability","aliases":["CVE-2026-62131"],"related":[],"title":"Zoho Flow: unauthenticated PHP object injection lets attackers run code","description":"Unauthenticated PHP Object Injection in Zoho Flow <= 2.14.5 versions.","summary":"Zoho Flow versions up to 2.14.5 deserialize attacker-supplied PHP objects without authentication. A remote attacker can use this to potentially execute code on the affected system.","severity":"critical","cvss":9.8,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["package","php","wordpress","zoho-flow"],"not_affected_if":["version-above-2.14.5"],"how_to_check":"- Check the installed Zoho Flow plugin version against the affected range `<= 2.14.5`","fix":"- Move to a Zoho Flow version newer than `2.14.5`; the exact fixed version is unknown","status":"open","published_at":"2026-10-29T16:18:14+00:00","first_seen_at":"2026-10-29T16:26:01+00:00","triaged_at":"2026-10-29T16:27:15+00:00","updated_at":"2026-10-29T16:27:15+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-29T16:27:15Z","model":"claude-haiku-5-5","output":{"fix":"- Move to a Zoho Flow version newer than `2.14.5`; the exact fixed version is unknown","reach":"internet","title":"Zoho Flow: unauthenticated PHP object injection lets attackers run code","impact":"high","summary":"Zoho Flow versions up to 2.14.5 deserialize attacker-supplied PHP objects without authentication. A remote attacker can use this to potentially execute code on the affected system.","audience":"businesses","category":"package","nicknames":[],"who_cares":["zoho-flow","php","wordpress"],"confidence":0.6,"fix_status":"unknown","needs_auth":"no","worst_case":"attacker may execute code on the server","analyst_note":"Confirm the fixed version and the exact product (plugin or hosted service) from the NVD entry at https://nvd.nist.gov/vuln/detail/CVE-2026-62131.","how_to_check":"- Check the installed Zoho Flow plugin version against the affected range `<= 2.14.5`\n- unknown for other checks; the sources do not say which file or setting to inspect","plain_action":"","needs_analyst":true,"not_affected_if":["version-above-2.14.5"],"who_is_affected":"unknown","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"critical"},"cost_usd":0.000636,"input_tokens":4057,"output_tokens":461,"severity_before":"critical"},"analyst_status":null,"analyst_note":null,"search":"'-2026':12A,15A '-62131':13A,16A '2.14.5':28B,58C 'affect':49B 'attack':8A,31B,39B 'attacker-suppli':30B 'authent':36B 'code':10A,46B 'cve':11A,14A 'deseri':29B 'execut':45B 'flow':2A,22B,24B,57C 'inject':6A,54C 'let':7A 'object':5A,34B,53C 'packag':17B 'php':4A,18B,33B,52C 'potenti':44B 'remot':38B 'run':9A 'suppli':32B 'system':50B 'unauthent':3A,51C 'use':41B 'version':25B,59C 'without':35B 'wordpress':19B 'zoho':1A,21B,23B,56C 'zoho-flow':20B","nicknames":[],"mitigations":[],"who_affected":null,"tier":"B","verified":{},"analyst_revisit_at":null,"fix_status":"unknown","audience":"businesses","plain_action":null,"first_public_at":"2026-10-29T16:18:14+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-2026-62131","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-62131","severity":null,"published_at":"2026-10-29T16:18:14+00:00","modified_at":"2026-10-29T16:20:19+00:00","first_seen_at":"2026-10-29T16:26:01+00:00","fetched_at":"2026-10-29T16:26:01+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"}