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CVE-2026-3691

OpenClaw Client PKCE Verifier Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose stored credentials on affected installations of OpenClaw. User interaction is required to exploit this vulnerability in that the target must initiate an OAuth authorization flow. The specific flaw exists within the implementation of OAuth authorization. The issue results from the exposure of sensitive data in the authorization URL query string. An attacker can leverage this
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:276efb1b7320f692d905410bdd8283a3d98e60ac9181df527bda58c79ffbc8d6
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"defaultStatus":"unknown","product":"OpenClaw","vendor":"OpenClaw","versions":[{"status":"affected","version":"2026.2.21"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:41dcdf4bba0cd50d0f171b1e15a83e1f64746d404bb7c9953efca17933917dbd · sha256:5172e3f55cbec49d… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"baseScore":5.3,"baseSeverity":"MEDIUM","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:41dcdf4bba0cd50d0f171b1e15a83e1f64746d404bb7c9953efca17933917dbd · sha256:5172e3f55cbec49d… · /containers/cna/metrics/0/cvssV3_0

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:v2:41dcdf4bba0cd50d0f171b1e15a83e1f64746d404bb7c9953efca17933917dbd · sha256:5172e3f55cbec49d… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"name":"vendor-provided URL","tags":["vendor-advisory"],"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-6g25-pc82-vfwp"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:41dcdf4bba0cd50d0f171b1e15a83e1f64746d404bb7c9953efca17933917dbd · sha256:5172e3f55cbec49d… · /containers/cna/references/1
{"name":"ZDI-26-229","tags":["x_research-advisory"],"url":"https://www.zerodayinitiative.com/advisories/ZDI-26-229/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:41dcdf4bba0cd50d0f171b1e15a83e1f64746d404bb7c9953efca17933917dbd · sha256:5172e3f55cbec49d… · /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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