CVE Explorer

CVE-2026-12281

The Shibboleth WordPress plugin before 2.5.4 does not fail closed when its HTTP header identity mode is enabled without an anti-spoofing key, treating any request that carries identity headers as an authenticated session without verifying them. On a deployment where untrusted client headers reach the application, an unauthenticated attacker can log in with forged identity headers and, when automatic account creation and the default administrator role mapping are enabled, create and sign in as a

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:60636f9eee77a6c6c7ed01935c749279da6bc9b351c6aad29f7597135dc7036e

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

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

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:00d21dd23b38227418e518cb719fbec799bd67760744631482e0c09909e47f91 · sha256:131bffa481d18143… · /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:v2:00d21dd23b38227418e518cb719fbec799bd67760744631482e0c09909e47f91 · sha256:131bffa481d18143… · /containers/adp/0/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion

{"defaultStatus":"unaffected","product":"Shibboleth","vendor":"Unknown","versions":[{"lessThan":"2.5.4","status":"affected","version":"0","versionType":"semver"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:00d21dd23b38227418e518cb719fbec799bd67760744631482e0c09909e47f91 · sha256:131bffa481d18143… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:00d21dd23b38227418e518cb719fbec799bd67760744631482e0c09909e47f91 · sha256:131bffa481d18143… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions

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

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:00d21dd23b38227418e518cb719fbec799bd67760744631482e0c09909e47f91 · sha256:131bffa481d18143… · /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:v2:00d21dd23b38227418e518cb719fbec799bd67760744631482e0c09909e47f91 · sha256:131bffa481d18143… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

1 source assertion

{"tags":["exploit","vdb-entry","technical-description"],"url":"https://wpscan.com/vulnerability/8474eda4-6385-447a-9139-f57c049d1713/"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:00d21dd23b38227418e518cb719fbec799bd67760744631482e0c09909e47f91 · sha256:131bffa481d18143… · /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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