CVE Explorer

CVE-2026-29779

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

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:8c6c810b9c1483b577a4d099158234a4e03e5be96b3502cdc5fab6d63708b269

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Affected products and versions

1 source assertion

{"product":"UptimeFlare","vendor":"lyc8503","versions":[{"status":"affected","version":"< 377a5963c66ba9a798abebfe8d80378b053435e9"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:9ca31452b5b609c7f9f3cb7331cd0646f26a7012c294b9b8c794635d7453930c · sha256:16f2244fa109a123… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"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"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:9ca31452b5b609c7f9f3cb7331cd0646f26a7012c294b9b8c794635d7453930c · sha256:16f2244fa109a123… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion

{"cweId":"CWE-200","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:9ca31452b5b609c7f9f3cb7331cd0646f26a7012c294b9b8c794635d7453930c · sha256:16f2244fa109a123… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions

{"name":"https://github.com/lyc8503/UptimeFlare/commit/377a5963c66ba9a798abebfe8d80378b053435e9","tags":["x_refsource_MISC"],"url":"https://github.com/lyc8503/UptimeFlare/commit/377a5963c66ba9a798abebfe8d80378b053435e9"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:9ca31452b5b609c7f9f3cb7331cd0646f26a7012c294b9b8c794635d7453930c · sha256:16f2244fa109a123… · /containers/cna/references/2

{"name":"https://github.com/lyc8503/UptimeFlare/issues/198","tags":["x_refsource_MISC"],"url":"https://github.com/lyc8503/UptimeFlare/issues/198"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:9ca31452b5b609c7f9f3cb7331cd0646f26a7012c294b9b8c794635d7453930c · sha256:16f2244fa109a123… · /containers/cna/references/1

{"name":"https://github.com/lyc8503/UptimeFlare/security/advisories/GHSA-36q9-v7p3-vj6v","tags":["x_refsource_CONFIRM"],"url":"https://github.com/lyc8503/UptimeFlare/security/advisories/GHSA-36q9-v7p3-vj6v"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:9ca31452b5b609c7f9f3cb7331cd0646f26a7012c294b9b8c794635d7453930c · sha256:16f2244fa109a123… · /containers/cna/references/0

Attribution and limitations

CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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