CVE Explorer

CVE-2026-48980

pam_usb provides hardware authentication for Linux using removable media. In versions prior to 0.9.2, getenv() environment variables XRDP_SESSION, DISPLAY and TMUX allow environment variable injection into local-check logic. These environment variables influence whether a current session is local or remote, and a PAM module that runs in the context of setuid binaries (sudo, su), getenv() returns attacker-controlled values whenever the process environment has been manipulated by a local user. Th

Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:7944d6c80d7457113826a2b38ac67b1c79873e0dc8e982ccef43e2f4d46800b4

Known exploited

Not asserted

Disputed

Stale source

Conflicts

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-807","description":"CWE-807: Reliance on Untrusted Inputs in a Security Decision","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:a6639d6e43fb56b559e6053c1d2a4bd79d4c6a8d6aeba2d3f9eccc0ce0872432 · sha256:24777b13ecc0f427… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-454","description":"CWE-454: External Initialization of Trusted Variables or Data Stores","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:a6639d6e43fb56b559e6053c1d2a4bd79d4c6a8d6aeba2d3f9eccc0ce0872432 · sha256:24777b13ecc0f427… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion

{"product":"pam_usb","vendor":"mcdope","versions":[{"status":"affected","version":"< 0.9.2"}]}

cve_program_cvelist_v5affected
urn:baitaphish:normalized-source-record:v2:a6639d6e43fb56b559e6053c1d2a4bd79d4c6a8d6aeba2d3f9eccc0ce0872432 · sha256:24777b13ecc0f427… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion

{"metric":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":6.3,"baseSeverity":"MEDIUM","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

cve_program_cvelist_v5cvss
urn:baitaphish:normalized-source-record:v2:a6639d6e43fb56b559e6053c1d2a4bd79d4c6a8d6aeba2d3f9eccc0ce0872432 · sha256:24777b13ecc0f427… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

2 source assertions

{"cweId":"CWE-807","description":"CWE-807: Reliance on Untrusted Inputs in a Security Decision","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:a6639d6e43fb56b559e6053c1d2a4bd79d4c6a8d6aeba2d3f9eccc0ce0872432 · sha256:24777b13ecc0f427… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-454","description":"CWE-454: External Initialization of Trusted Variables or Data Stores","lang":"en","type":"CWE"}

cve_program_cvelist_v5cwe
urn:baitaphish:normalized-source-record:v2:a6639d6e43fb56b559e6053c1d2a4bd79d4c6a8d6aeba2d3f9eccc0ce0872432 · sha256:24777b13ecc0f427… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions

{"name":"https://github.com/mcdope/pam_usb/releases/tag/0.9.2","tags":["x_refsource_MISC"],"url":"https://github.com/mcdope/pam_usb/releases/tag/0.9.2"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:a6639d6e43fb56b559e6053c1d2a4bd79d4c6a8d6aeba2d3f9eccc0ce0872432 · sha256:24777b13ecc0f427… · /containers/cna/references/1

{"name":"https://github.com/mcdope/pam_usb/security/advisories/GHSA-qr83-mf3h-fvqr","tags":["x_refsource_CONFIRM"],"url":"https://github.com/mcdope/pam_usb/security/advisories/GHSA-qr83-mf3h-fvqr"}

cve_program_cvelist_v5reference
urn:baitaphish:normalized-source-record:v2:a6639d6e43fb56b559e6053c1d2a4bd79d4c6a8d6aeba2d3f9eccc0ce0872432 · sha256:24777b13ecc0f427… · /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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