{"id":"CVE-2026-29779","state":"PUBLISHED","title":"UptimeFlare: Montior config / Credentials in `workerConfig` exposed in client-side JavaScript bundle","description":"UptimeFlare is a serverless uptime monitoring & status page solution, powered by Cloudflare Workers. Prior to commit 377a596, configuration file uptime.config.ts exports both pageConfig (safe for client use) and workerConfig (server-only, contains sensitive data) from the same module. Due to pages/incidents.tsx importing and using workerConfig directly inside client-side component code, the entire workerConfig object was included in the client-side JavaScript bundle served to all visitors. This issue has been patched via commit 377a596.","publishedAt":"2026-03-07T15:19:38.593Z","updatedAt":"2026-03-09T18:27:06.064Z","severity":{"score":7.5,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["lyc8503 UptimeFlare"],"affected":[{"vendor":"lyc8503","product":"UptimeFlare","versions":[{"version":"< 377a5963c66ba9a798abebfe8d80378b053435e9","status":"affected"}]}],"references":["https://github.com/lyc8503/UptimeFlare/security/advisories/GHSA-36q9-v7p3-vj6v","https://github.com/lyc8503/UptimeFlare/issues/198","https://github.com/lyc8503/UptimeFlare/commit/377a5963c66ba9a798abebfe8d80378b053435e9"],"weaknesses":["CWE-200"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/29xxx/CVE-2026-29779.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-29779","state":"PUBLISHED","datePublished":"2026-03-07T15:19:38.593Z","dateUpdated":"2026-03-09T18:27:06.064Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-03-04T16:26:02.898Z"},"containers":{"cna":{"title":"UptimeFlare: Montior config / Credentials in `workerConfig` exposed in client-side JavaScript bundle","descriptions":[{"lang":"en","value":"UptimeFlare is a serverless uptime monitoring & status page solution, powered by Cloudflare Workers. Prior to commit 377a596, configuration file uptime.config.ts exports both pageConfig (safe for client use) and workerConfig (server-only, contains sensitive data) from the same module. Due to pages/incidents.tsx importing and using workerConfig directly inside client-side component code, the entire workerConfig object was included in the client-side JavaScript bundle served to all visitors. This issue has been patched via commit 377a596."}],"affected":[{"vendor":"lyc8503","product":"UptimeFlare","versions":[{"version":"< 377a5963c66ba9a798abebfe8d80378b053435e9","status":"affected"}]}],"references":[{"url":"https://github.com/lyc8503/UptimeFlare/security/advisories/GHSA-36q9-v7p3-vj6v","name":"https://github.com/lyc8503/UptimeFlare/security/advisories/GHSA-36q9-v7p3-vj6v","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/lyc8503/UptimeFlare/issues/198","name":"https://github.com/lyc8503/UptimeFlare/issues/198","tags":["x_refsource_MISC"]},{"url":"https://github.com/lyc8503/UptimeFlare/commit/377a5963c66ba9a798abebfe8d80378b053435e9","name":"https://github.com/lyc8503/UptimeFlare/commit/377a5963c66ba9a798abebfe8d80378b053435e9","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","lang":"en","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-03-07T15:19:38.593Z"},"source":{"advisory":"GHSA-36q9-v7p3-vj6v","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-09T17:43:37.233547Z","id":"CVE-2026-29779","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-09T18:27:06.064Z"}}]}}}