{"id":"EUVD-2025-199750","revision":null,"records":[{"revision":"e71669c408d945d5aafa103aaf6409ae","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-66028","aliases":[],"title":"OneUptime is Vulnerable to Privilege Escalation via Login Response Manipulation","description":"OneUptime is a solution for monitoring and managing online services. Prior to version 8.0.5567, OneUptime is vulnerable to privilege escalation via Login Response Manipulation. During the login process, the server response included a parameter called isMasterAdmin. By intercepting and modifying this parameter value from false to true, it is possible to gain access to the admin dashboard interface. However, an attacker may be unable to view or interact with the data if they still do not have sufficient permissions. This issue has been patched in version 8.0.5567.","state":0,"publishedAt":"2025-11-26T18:11:49.643+00:00","modifiedAt":"2025-11-26T18:37:01.13+00:00","affected":[{"ecosystem":"Vendor product","name":"oneuptime","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"OneUptime\",\n                    \"product\": \"oneuptime\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 8.0.5567\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","score":6.9,"severity":"MEDIUM"}],"references":["https://github.com/OneUptime/oneuptime/security/advisories/GHSA-675q-66gf-gqg8","https://github.com/OneUptime/oneuptime/commit/3e72b2a9a4f50f98cf1f6cf13fa3e405715bb370"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-66028","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-66028","identifiers":["CVE-2025-66028"]},"retained":false,"historicalAffected":[]},{"revision":"37f9bdfb88fe498ca3e7c0aa41e76e63","observedAt":"2026-11-09T04:08:41.654+00:00","statement":{"source":"euvd","id":"EUVD-2025-199750","aliases":["CVE-2025-66028","GHSA-675q-66gf-gqg8"],"title":"OneUptime is a solution for monitoring and managing online services. 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By intercepting and modifying this parameter value from false to true, it is possible to gain access to the admin dashboard interface. However, an attacker may be unable to view or interact with the data if they still do not have sufficient permissions. This issue has been patched in version 8.0.5567.","state":0,"publishedAt":"2025-11-26T19:15:52.11+00:00","modifiedAt":"2026-10-18T20:10:00.11+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · security-advisories@github.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/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","score":6.9,"severity":"MEDIUM"},{"system":"CVSS 3.1 · nvd@nist.gov · Primary","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N","score":8.2,"severity":"HIGH"}],"references":["https://github.com/OneUptime/oneuptime/commit/3e72b2a9a4f50f98cf1f6cf13fa3e405715bb370","https://github.com/OneUptime/oneuptime/security/advisories/GHSA-675q-66gf-gqg8"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-66028","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Analyzed","weaknesses":["CWE-284"],"productCriteria":["cpe:2.3:a:hackerbay:oneuptime:*:*:*:*:*:*:*:*"],"sourceDates":{"published":"2025-11-26T19:15:52.110","lastModified":"2026-10-18T20:10:00.110"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2025-66028","identifiers":["CVE-2025-66028"]},"retained":false,"historicalAffected":[]},{"revision":"e979a9a732d24556a79eb1c3c5855f25","observedAt":"2026-10-24T13:17:17.793+00:00","statement":{"source":"osv","id":"GHSA-675q-66gf-gqg8","aliases":["CVE-2025-66028"],"title":"OneUptime is Vulnerable to Privilege Escalation via Login Response Manipulation ","description":"### Summary\n\nDuring the login process, the server response included a parameter called isMasterAdmin. By intercepting and modifying this parameter value from false to true, a user is able to gain access to the admin dashboard interface.  However, despite accessing the admin panel, the user does not have sufficient permissions to view or interact with actual data. \n\n\n### PoC\nIntercept the login response and change \"isMasterAdmin\": false → \"isMasterAdmin\": true \n<img width=\"1405\" height=\"567\" alt=\"image\" src=\"https://github.com/user-attachments/assets/7036398b-bb41-46c1-b66a-e49ec2bc3abb\" />\n<img width=\"1533\" height=\"476\" alt=\"2\" src=\"https://github.com/user-attachments/assets/4efcaef5-a939-4729-be43-3af62a7d02f8\" />\n\n\n### Impact\nThe admin dashboard is viewable.","state":0,"publishedAt":"2025-11-25T22:55:50+00:00","modifiedAt":"2025-11-27T09:16:06.594043+00:00","affected":[{"ecosystem":"npm","name":"@oneuptime/common","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"8.0.5567"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"MODERATE"}],"references":["https://github.com/OneUptime/oneuptime/security/advisories/GHSA-675q-66gf-gqg8","https://nvd.nist.gov/vuln/detail/CVE-2025-66028","https://github.com/OneUptime/oneuptime/commit/3e72b2a9a4f50f98cf1f6cf13fa3e405715bb370","https://github.com/OneUptime/oneuptime"],"sourceUrl":"https://github.com/advisories/GHSA-675q-66gf-gqg8","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-675q-66gf-gqg8","identifiers":["GHSA-675q-66gf-gqg8","CVE-2025-66028"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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Not a global EUVD catalog. Successful not-found lookups count as checked; they do not imply withdrawal or safety. No reader inventory is sent.","generation":"enrichment-52f0bd58a8564ba89a1952b43ef3bc92","complete":false,"records":13654,"lastAttemptAt":"2026-11-09T06:14:09.0160642+00:00","lastSuccessAt":"2026-11-09T06:14:09.013+00:00","error":"8 identifier lookups failed; latest failures include HTTP 403. Other identifiers were checked independently.","lastVerifiedAt":"2026-11-09T06:14:09.013+00:00","snapshotPublishedAt":null,"importing":false,"stagedRecords":0,"checkedIdentifiers":13674,"expectedIdentifiers":13706,"failedIdentifiers":8},{"source":"first-epss:nuget","scope":"FIRST EPSS for explicit CVE aliases in the collected public NuGet archive. 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