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CVE-2026-56224

Capgo console.capgo.app/login before 12.128.2 accepts access_token and refresh_token in URL query parameters, automatically authenticating users without confirmation. Attackers can craft malicious links to force victims into attacker-controlled sessions, exposing tokens in browser history and logs.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:66e834b1405679a719c44f20981f37a41291e41b4d1d9e1a687b36997978fd2d
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpac…

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/cna/metrics/1/cvssV3_1

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","packageURL":"pkg:npm/capgo","product":"Capgo","vendor":"Capgo","versions":[{"lessThan":"12.128.2","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"12.128.2","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":5.1,"baseSeverity":"MEDIUM","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"ACTIVE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpac…
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-384","description":"Session Fixation","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"tags":["exploit"],"url":"https://github.com/Cap-go/capgo/security/advisories/GHSA-83f5-439g-pwmj"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/adp/0/references/0
{"name":"GitHub Security Advisory (GHSA-83f5-439g-pwmj)","tags":["vendor-advisory"],"url":"https://github.com/Cap-go/capgo/security/advisories/GHSA-83f5-439g-pwmj"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/cna/references/0
{"name":"VulnCheck Advisory: Capgo - Login CSRF and Session Fixation via URL Query Parameters","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/capgo-login-csrf-and-session-fixation-via-url-query-parameters"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:b2a431d7e95289cdba5f21eacec84185847fdf143902b1aa4f38a1aa363e7274 · sha256:f0945cea5f4a9189… · /containers/cna/references/1

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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