{"id":"CVE-2026-116215","kind":"vulnerability","aliases":["CVE-2026-116215"],"related":[],"title":"MacCMS: race condition lets members redeem one recharge card repeatedly","description":"MacCMS v10 through 2026.1000.4056 contains a race condition vulnerability in Card::useData() that allows authenticated members to redeem one recharge card multiple times via the user/buy endpoint. Attackers can send many concurrent flag=card requests that pass the non-locking card read before it is marked used, inflating user_points to buy VIP upgrades and paid content.","summary":"MacCMS v10 through 2026.1000.4056 has a race condition in Card::useData() that lets a logged-in member redeem one recharge card many times by sending concurrent requests to the user/buy endpoint. An attacker gets inflated points that buy VIP upgrades and paid content without paying.","severity":"low","cvss":3.1,"epss":null,"exploited":false,"exploited_at":null,"products":[],"ecosystems":[],"tags":["maccms","package","php","self-hosted"],"not_affected_if":["no-recharge-cards"],"how_to_check":"- unknown","fix":"- unknown","status":"open","published_at":"2026-10-26T14:16:34+00:00","first_seen_at":"2026-10-26T14:30:36+00:00","triaged_at":"2026-10-26T14:32:50+00:00","updated_at":"2026-10-26T14:32:50+00:00","category":"package","confidence":0.6,"triage":{"at":"2026-10-26T14:32:50Z","model":"claude-haiku-5-5","output":{"fix":"- unknown","reach":"internet","title":"MacCMS: race condition lets members redeem one recharge card repeatedly","impact":"low","summary":"MacCMS v10 through 2026.1000.4056 has a race condition in Card::useData() that lets a logged-in member redeem one recharge card many times by sending concurrent requests to the user/buy endpoint. An attacker gets inflated points that buy VIP upgrades and paid content without paying.","category":"package","nicknames":[],"who_cares":["maccms","php","self-hosted"],"confidence":0.6,"needs_auth":"yes","worst_case":"Members gain unpaid points and VIP access to paid content","analyst_note":"Find the fixed MacCMS release and the vendor advisory; the sources give only the NVD entry, so fix and detection steps are unknown.","how_to_check":"- unknown","needs_analyst":true,"not_affected_if":["no-recharge-cards"],"who_is_affected":"Sites running MacCMS v10 through 2026.1000.4056 that sell recharge cards and let members buy VIP or paid content with points. Sites that do not issue recharge cards, or that run a later version, are not described by the sources. unknown for anything beyond that.","user_interaction":"no","needs_special_setup":"unknown","severity_if_unknown":"low"},"cost_usd":0.000564,"input_tokens":3344,"output_tokens":459,"severity_before":"low"},"analyst_status":null,"analyst_note":null,"search":"'-116215':13A,16A '-2026':12A,15A '2026.1000.4056':26B,72C 'allow':82C 'attack':56B,96C 'authent':83C 'buy':61B,121C 'card':9A,32B,44B,79C,89C,102C,110C 'concurr':49B,100C 'condit':3A,30B,76C 'contain':73C 'content':66B,126C 'cve':11A,14A 'endpoint':54B,95C 'flag':101C 'get':57B 'host':22B 'inflat':58B,117C 'let':4A,35B 'lock':109C 'log':38B 'logged-in':37B 'maccm':1A,17B,23B,69C 'mani':45B,99C 'mark':115C 'member':5A,40B,84C 'multipl':90C 'non':108C 'non-lock':107C 'one':7A,42B,87C 'packag':18B 'paid':65B,125C 'pass':105C 'pay':68B 'php':19B 'point':59B,119C 'race':2A,29B,75C 'read':111C 'recharg':8A,43B,88C 'redeem':6A,41B,86C 'repeat':10A 'request':50B,103C 'self':21B 'self-host':20B 'send':48B,98C 'time':46B,91C 'upgrad':63B,123C 'use':116C 'usedata':33B,80C 'user':118C 'user/buy':53B,94C 'v10':24B,70C 'via':92C 'vip':62B,122C 'vulner':77C 'without':67B","nicknames":[],"mitigations":[],"who_affected":"Sites running MacCMS v10 through 2026.1000.4056 that sell recharge cards and let members buy VIP or paid content with points. Sites that do not issue recharge cards, or that run a later version, are not described by the sources. unknown for anything beyond that.","tier":"C","verified":{},"analyst_revisit_at":null,"first_public_at":"2026-10-26T14:16:34+00:00","kev":null,"cvss_vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","cvss_by":"disclosure@vulncheck.com","poc_count":0,"sources":[{"source":"nvd","external_id":"CVE-2026-116215","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-116215","severity":null,"published_at":"2026-10-26T14:16:34+00:00","modified_at":"2026-10-26T14:16:34+00:00","first_seen_at":"2026-10-26T14:30:36+00:00","fetched_at":"2026-10-26T14:30:36+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"}