{"id":"CVE-2026-54327","state":"PUBLISHED","title":"Pi: Race condition in auth.json writes could expose stored credentials","description":"Pi is a minimal terminal coding harness. From 0.74.0 until 0.78.1, Pi stored API keys and OAuth credentials in auth.json. A race condition in the file write path could briefly create or rewrite this file with permissions derived from the process umask before tightening the file to owner-only permissions. This vulnerability is fixed in 0.78.1.","publishedAt":"2026-06-23T19:28:22.503Z","updatedAt":"2026-06-26T18:09:58.763Z","severity":{"score":2.2,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["earendil-works pi"],"affected":[{"vendor":"earendil-works","product":"pi","versions":[{"version":">= 0.74.0, < 0.78.1","status":"affected"}]}],"references":["https://github.com/earendil-works/pi/security/advisories/GHSA-r95r-rj6r-c39x","https://github.com/earendil-works/pi/commit/135fb545f99106a4a249274f129b90bc0a77d347","https://github.com/earendil-works/pi/releases/tag/v0.78.1"],"weaknesses":["CWE-367","CWE-732"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/54xxx/CVE-2026-54327.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-54327","state":"PUBLISHED","datePublished":"2026-06-23T19:28:22.503Z","dateUpdated":"2026-06-26T18:09:58.763Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-12T18:42:02.224Z"},"containers":{"cna":{"title":"Pi: Race condition in auth.json writes could expose stored credentials","descriptions":[{"lang":"en","value":"Pi is a minimal terminal coding harness. From 0.74.0 until 0.78.1, Pi stored API keys and OAuth credentials in auth.json. A race condition in the file write path could briefly create or rewrite this file with permissions derived from the process umask before tightening the file to owner-only permissions. This vulnerability is fixed in 0.78.1."}],"affected":[{"vendor":"earendil-works","product":"pi","versions":[{"version":">= 0.74.0, < 0.78.1","status":"affected"}]}],"references":[{"url":"https://github.com/earendil-works/pi/security/advisories/GHSA-r95r-rj6r-c39x","name":"https://github.com/earendil-works/pi/security/advisories/GHSA-r95r-rj6r-c39x","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/earendil-works/pi/commit/135fb545f99106a4a249274f129b90bc0a77d347","name":"https://github.com/earendil-works/pi/commit/135fb545f99106a4a249274f129b90bc0a77d347","tags":["x_refsource_MISC"]},{"url":"https://github.com/earendil-works/pi/releases/tag/v0.78.1","name":"https://github.com/earendil-works/pi/releases/tag/v0.78.1","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"NONE","baseScore":2.2,"baseSeverity":"LOW","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:L/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-367","lang":"en","description":"CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-732","lang":"en","description":"CWE-732: Incorrect Permission Assignment for Critical Resource","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-06-23T19:28:22.503Z"},"source":{"advisory":"GHSA-r95r-rj6r-c39x","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-06-26T18:09:06.999786Z","id":"CVE-2026-54327","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-06-26T18:09:58.763Z"}}]}}}