{"id":"CVE-2026-5302","summary":"Permissive Cross-domain Policy with Untrusted Domains in coolercontrold","details":"CORS misconfiguration in CoolerControl/coolercontrold \u003c4.0.0 allows unauthenticated remote attackers to read data and send commands to the service via malicious websites","modified":"2026-07-15T16:34:16.796215Z","published":"2026-04-08T12:05:06.430Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5302.json","cna_assigner":"GitLab","cwe_ids":["CWE-942"]},"references":[{"type":"WEB","url":"https://gitlab.com/coolercontrol/coolercontrol/-/blob/2.0.0/coolercontrold/src/api/mod.rs?ref_type=tags#L374"},{"type":"WEB","url":"https://gitlab.com/coolercontrol/coolercontrol/-/releases/4.0.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/5xxx/CVE-2026-5302.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-5302"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://gitlab.com/coolercontrol/coolercontrol","events":[{"introduced":"cdaa3d2a045a6a3a5e1d2fa9d05bacbfa3f2c51c"},{"fixed":"fc5d8bd9fe77529cdf1b8eedac3dc9877f5d2af0"}],"database_specific":{"extracted_events":[{"introduced":"2.0.0"},{"fixed":"4.0.0"},{"introduced":"0"}],"source":["AFFECTED_FIELD","CPE_RANGE"],"cpe":"cpe:2.3:a:coolercontrol:coolercontrold:*:*:*:*:*:*:*:*"}}],"versions":["3.1.1","3.1.0","3.0.2","3.0.1","3.0.0","2.2.2","2.2.0","2.1.0","2.0.1","2.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-5302.json","vanir_signatures_modified":"2026-07-15T16:34:16Z","vanir_signatures":[{"deprecated":false,"digest":{"line_hashes":["257481300507471264902061558703644940527","78689469846172260056807894511757902020","29067990735234643442879833272620619336"],"threshold":0.9},"id":"CVE-2026-5302-efc24ccf","signature_type":"Line","signature_version":"v1","source":"https://gitlab.com/coolercontrol/coolercontrol@fc5d8bd9fe77529cdf1b8eedac3dc9877f5d2af0","target":{"file":"coolercontrol/constants.h"}}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L"}]}