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CVE-2026-15615

Logto omits validation of the SAML <Conditions> element, enabling attackers to strip time and audience restrictions and replay assertions indefinitely.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:9403d80327a5b4f99c92923d328615e7867b855b0e54e19cd2c17d52d25b35ef
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"description":"CWE-345 Insufficient Verification of Data Authenticity","lang":"en"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e5d16be5b09bbd3dd79fd80c07fbe404e4f97833c354cdcfd1beb52cb5d73b3e · sha256:1520ed5f0ca73083… · /containers/cna/problemTypes/0/descriptions/0

{"cweId":"CWE-345","description":"CWE-345 Insufficient Verification of Data Authenticity","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e5d16be5b09bbd3dd79fd80c07fbe404e4f97833c354cdcfd1beb52cb5d73b3e · sha256:1520ed5f0ca73083… · /containers/adp/0/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"Logto","vendor":"Logto","versions":[{"lessThanOrEqual":"1.37.1","status":"affected","version":"1.12.0","versionType":"custom"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:e5d16be5b09bbd3dd79fd80c07fbe404e4f97833c354cdcfd1beb52cb5d73b3e · sha256:1520ed5f0ca73083… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:e5d16be5b09bbd3dd79fd80c07fbe404e4f97833c354cdcfd1beb52cb5d73b3e · sha256:1520ed5f0ca73083… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"description":"CWE-345 Insufficient Verification of Data Authenticity","lang":"en"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e5d16be5b09bbd3dd79fd80c07fbe404e4f97833c354cdcfd1beb52cb5d73b3e · sha256:1520ed5f0ca73083… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-345","description":"CWE-345 Insufficient Verification of Data Authenticity","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:e5d16be5b09bbd3dd79fd80c07fbe404e4f97833c354cdcfd1beb52cb5d73b3e · sha256:1520ed5f0ca73083… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

2 source assertions
{"url":"https://github.com/logto-io/logto/blob/ea3ede35028dfd0bbb6d7b239623ce0e7f6cdff8/packages/connectors/connector-saml/src/utils.ts#L46-L110"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e5d16be5b09bbd3dd79fd80c07fbe404e4f97833c354cdcfd1beb52cb5d73b3e · sha256:1520ed5f0ca73083… · /containers/cna/references/1
{"url":"https://github.com/logto-io/logto/blob/ea3ede35028dfd0bbb6d7b239623ce0e7f6cdff8/packages/core/src/sso/SamlConnector/utils.ts#L175-L205"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:e5d16be5b09bbd3dd79fd80c07fbe404e4f97833c354cdcfd1beb52cb5d73b3e · sha256:1520ed5f0ca73083… · /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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