{"id":"CVE-2026-123260","kind":"vulnerability","aliases":["CVE-2026-123260"],"related":[],"title":"CAI Content Credentials: improper input validation allows security feature bypass","description":"CAI Content Credentials is affected by an Improper Input Validation vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized limited write access. Exploitation of this issue does not require user interaction.","summary":"CAI Content Credentials, a tool for attaching provenance metadata to content, has an input validation flaw. An attacker can bypass security measures and gain unauthorized limited write access without user interaction.","severity":"medium","cvss":4.0,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["c2pa","content-credentials","package"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"open","published_at":"2026-11-10T22:18:29+00:00","first_seen_at":"2026-11-10T22:27:28+00:00","triaged_at":"2026-11-10T22:31:02+00:00","updated_at":"2026-11-10T22:31:02+00:00","category":"package","confidence":0.4,"triage":{"at":"2026-11-10T22:31:02Z","model":"claude-haiku-5-5","output":{"fix":"unknown","reach":"unknown","title":"CAI Content Credentials: improper input validation allows security feature bypass","impact":"medium","summary":"CAI Content Credentials, a tool for attaching provenance metadata to content, has an input validation flaw. An attacker can bypass security measures and gain unauthorized limited write access without user interaction.","audience":"developers","category":"package","nicknames":[],"who_cares":["content-credentials","c2pa"],"confidence":0.4,"fix_status":"unknown","needs_auth":"unknown","worst_case":"Attacker gains unauthorized limited write access by bypassing security measures","analyst_note":"Identify the affected CAI Content Credentials package, its vulnerable version ranges and fixed version from the NVD entry or vendor advisory.","how_to_check":"unknown","plain_action":"","product_name":"","needs_analyst":true,"not_affected_if":[],"who_is_affected":"unknown","user_interaction":"no","product_ecosystem":"","needs_special_setup":"unknown","severity_if_unknown":"medium"},"cost_usd":0.000635,"input_tokens":4542,"output_tokens":362,"severity_before":"medium"},"analyst_status":null,"analyst_note":null,"search":"'-123260':13A,16A '-2026':12A,15A 'access':49B,87C 'affect':57C 'allow':7A 'attach':28B 'attack':39B,73C 'bypass':10A,41B,71C,79C 'c2pa':17B 'cai':1A,22B,53C 'content':2A,19B,23B,32B,54C 'content-credenti':18B 'could':65C,74C 'credenti':3A,20B,24B,55C 'cve':11A,14A 'exploit':88C 'featur':9A,70C 'flaw':37B 'gain':45B,83C 'improp':4A,60C 'input':5A,35B,61C 'interact':52B,96C 'issu':91C 'leverag':75C 'limit':47B,85C 'measur':43B,81C 'metadata':30B 'packag':21B 'proven':29B 'requir':94C 'result':66C 'secur':8A,42B,69C,80C 'tool':26B 'unauthor':46B,84C 'user':51B,95C 'valid':6A,36B,62C 'vulner':63C,77C 'without':50B 'write':48B,86C","nicknames":[],"mitigations":[],"who_affected":null,"tier":"C","verified":{},"analyst_revisit_at":null,"fix_status":"none","audience":"developers","plain_action":null,"pkeys":[],"ptokens":[],"labels":["c2pa","contentcredentials","medium","package"],"campaign_type":null,"search_a":"'-123260':13A,16A '-2026':12A,15A 'allow':7A 'bypass':10A 'cai':1A 'content':2A 'credenti':3A 'cve':11A,14A 'featur':9A 'improp':4A 'input':5A 'secur':8A 'valid':6A","search_b":"'access':49B 'attach':28B 'attack':39B 'bypass':41B 'c2pa':17B 'cai':22B 'content':19B,23B,32B 'content-credenti':18B 'credenti':20B,24B 'flaw':37B 'gain':45B 'input':35B 'interact':52B 'limit':47B 'measur':43B 'metadata':30B 'packag':21B 'proven':29B 'secur':42B 'tool':26B 'unauthor':46B 'user':51B 'valid':36B 'without':50B 'write':48B","search_c":"'access':87C 'affect':57C 'attack':73C 'bypass':71C,79C 'cai':53C 'content':54C 'could':65C,74C 'credenti':55C 'exploit':88C 'featur':70C 'gain':83C 'improp':60C 'input':61C 'interact':96C 'issu':91C 'leverag':75C 'limit':85C 'measur':81C 'requir':94C 'result':66C 'secur':69C,80C 'unauthor':84C 'user':95C 'valid':62C 'vulner':63C,77C 'write':86C","cause_entry":null,"cause_path":null,"disclosures_checked_at":null,"first_public_at":"2026-11-10T22:18:29+00:00","kev":null,"cvss_vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cvss_by":"psirt@adobe.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-123260","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123260","severity":null,"published_at":"2026-11-10T22:18:29+00:00","modified_at":"2026-11-10T22:18:29+00:00","first_seen_at":"2026-11-10T22:27:28+00:00","fetched_at":"2026-11-10T22:27:28+00:00","note":null}],"documents":[],"disclosures":[],"exploit_sources":[],"notice":"Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai"}