{"id":"CVE-2025-71388","state":"PUBLISHED","title":"stoatchat 20241213-1 Webhook Token Disclosure via Read Permissions","description":"stoatchat (delta/Revolt) versions from 20241213-1 before 20250210-1 allow users with only ViewChannel (read) permission on a channel to fetch that channel's webhooks, including their tokens, because the webhook fetch endpoint checked for ViewChannel instead of ManageWebhooks. Using a retrieved token, an attacker can send arbitrary messages to the channel, bypassing channel permissions and impersonating a bot or webhook. Fixed in 20250210-1 (0.8.2).","publishedAt":"2026-07-16T12:19:15.310Z","updatedAt":"2026-07-20T22:14:12.645Z","severity":{"score":7.6,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","source":"VulnCheck"},"assigner":"VulnCheck","products":["stoatchat stoatchat"],"affected":[{"vendor":"stoatchat","product":"stoatchat","defaultStatus":"unaffected","versions":[{"version":"20241213-1","status":"affected","lessThan":"20250210-1","versionType":"custom"},{"version":"20250210-1","status":"unaffected","versionType":"custom"}]}],"references":["https://github.com/stoatchat/stoatchat/security/advisories/GHSA-8684-rvfj-v3jq","https://github.com/stoatchat/stoatchat/commit/e3723d647effb81ea3d3919d848faf64dbe89829","https://www.vulncheck.com/advisories/stoatchat-20241213-1-webhook-token-disclosure-via-read-permissions"],"weaknesses":["CWE-639"],"ingestedAt":"2026-10-29T20:10:04.440Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/71xxx/CVE-2025-71388.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-71388","state":"PUBLISHED","datePublished":"2026-07-16T12:19:15.310Z","dateUpdated":"2026-07-20T22:14:12.645Z","assignerShortName":"VulnCheck","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateReserved":"2026-07-16T12:14:41.769Z"},"containers":{"cna":{"title":"stoatchat 20241213-1 Webhook Token Disclosure via Read Permissions","descriptions":[{"lang":"en","value":"stoatchat (delta/Revolt) versions from 20241213-1 before 20250210-1 allow users with only ViewChannel (read) permission on a channel to fetch that channel's webhooks, including their tokens, because the webhook fetch endpoint checked for ViewChannel instead of ManageWebhooks. Using a retrieved token, an attacker can send arbitrary messages to the channel, bypassing channel permissions and impersonating a bot or webhook. Fixed in 20250210-1 (0.8.2)."}],"affected":[{"vendor":"stoatchat","product":"stoatchat","defaultStatus":"unaffected","versions":[{"version":"20241213-1","status":"affected","lessThan":"20250210-1","versionType":"custom"},{"version":"20250210-1","status":"unaffected","versionType":"custom"}]}],"references":[{"url":"https://github.com/stoatchat/stoatchat/security/advisories/GHSA-8684-rvfj-v3jq","name":"GitHub Security Advisory (GHSA-8684-rvfj-v3jq)","tags":["vendor-advisory"]},{"url":"https://github.com/stoatchat/stoatchat/commit/e3723d647effb81ea3d3919d848faf64dbe89829","name":"https://github.com/stoatchat/stoatchat/commit/e3723d647effb81ea3d3919d848faf64dbe89829","tags":["patch"]},{"url":"https://www.vulncheck.com/advisories/stoatchat-20241213-1-webhook-token-disclosure-via-read-permissions","name":"VulnCheck Advisory: stoatchat 20241213-1 Webhook Token Disclosure via Read Permissions","tags":["third-party-advisory"]}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"LOW","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.6,"baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-639","lang":"en","description":"Authorization Bypass Through User-Controlled Key","type":"CWE"}]}],"providerMetadata":{"shortName":"VulnCheck","orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","dateUpdated":"2026-07-20T22:14:12.645Z"},"datePublic":"2025-02-10T00:00:00.000Z","x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-16T14:12:48.229605Z","id":"CVE-2025-71388","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-16T15:10:58.817Z"}}]}}}