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CVE-2026-42602

azureauthextension is the Azure Authenticator Extension. From 0.124.0 to 0.150.0, a server-side authentication bypass in azureauthextension allows any party who holds a single valid Azure access token for any scope the collector's configured identity can mint for to authenticate to any OpenTelemetry receiver that uses auth: azure_auth. The extension's Authenticate method does not validate incoming bearer tokens as JWTs. Instead, it calls its own configured credential to obtain an access token an
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:31325c43c604e14598aec4069fd706c9d87103fa1b430e673650392b8ec848ec
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 5 assertions

{"cweId":"CWE-347","description":"CWE-347: Improper Verification of Cryptographic Signature","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/4/descriptions/0

{"cweId":"CWE-208","description":"CWE-208: Observable Timing Discrepancy","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-287","description":"CWE-287: Improper Authentication","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-290","description":"CWE-290: Authentication Bypass by Spoofing","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/2/descriptions/0

{"cweId":"CWE-294","description":"CWE-294: Authentication Bypass by Capture-replay","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/3/descriptions/0

Affected products and versions

1 source assertion
{"product":"opentelemetry-collector-contrib","vendor":"open-telemetry","versions":[{"status":"affected","version":">= 0.124.0, <= 0.150.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

5 source assertions
{"cweId":"CWE-347","description":"CWE-347: Improper Verification of Cryptographic Signature","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/4/descriptions/0
{"cweId":"CWE-208","description":"CWE-208: Observable Timing Discrepancy","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-287","description":"CWE-287: Improper Authentication","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-290","description":"CWE-290: Authentication Bypass by Spoofing","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/2/descriptions/0
{"cweId":"CWE-294","description":"CWE-294: Authentication Bypass by Capture-replay","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/problemTypes/3/descriptions/0

Source references

2 source assertions
{"name":"https://github.com/open-telemetry/opentelemetry-collector-contrib/security/advisories/GHSA-pjv4-3c63-699f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/open-telemetry/opentelemetry-collector-contrib/security/advisories/GHSA-pjv4-3c63-699f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/open-telemetry/opentelemetry-collector-contrib/security/advisories/GHSA-pjv4-3c63-699f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:ecf80d2018c20b01bef0a2d1c635ce0ed6cd192dd5f5332761aaff7f8447682b · sha256:687b51c832b96cff… · /containers/adp/0/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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