{"id":"EUVD-2026-52440","revision":null,"records":[{"revision":"031fc2cae3f04f6e85cad7c24e3bb114","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-48063","aliases":[],"title":"Baileys has message upsert / hist sync spoofing and app state corruption when using maliciously crafted protocolMessage payload","description":"Baileys is a cocket-based TS/JavaScript API for WhatsApp Web. In versions prior to both 6.7.22 and 7.0.0-rc12, any Baileys session  can be sent a malicious payload via the placeholderResendMessage and trigger a fake messages.upsert event with a fake message key and payload. This allows anyone to spoof messages. The same exploit also allows an attacker to corrupt the app state sync system by sending fake key shares, and also allows for history sync spoofing which also serves the same problem, injecting fake previous context or \"on-demand\" sync. This issue has been fixed in versions 6.7.22 and 7.0.0-rc12.","state":0,"publishedAt":"2026-08-03T20:55:08.006+00:00","modifiedAt":"2026-08-04T14:03:34.4+00:00","affected":[{"ecosystem":"Vendor product","name":"Baileys","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"WhiskeySockets\",\n                    \"product\": \"Baileys\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 6.7.22\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \">= 7.0.0-rc.1, < 7.0.0-rc12\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"@whiskeysockets/baileys","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"WhiskeySockets\",\n                    \"product\": \"@whiskeysockets/baileys\",\n                    \"versions\": [\n                        {\n                            \"version\": \"< 6.7.22\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \">= 7.0.0-rc.1, < 7.0.0-rc12\",\n                            \"status\": \"affected\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":9.3,"severity":"CRITICAL"}],"references":["https://github.com/WhiskeySockets/Baileys/security/advisories/GHSA-qvv5-jq5g-4cgg","https://github.com/WhiskeySockets/Baileys/commit/3beb08eecfcb4e65722e674034bd84fb11a9de35"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-48063","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-48063","identifiers":["CVE-2026-48063"]},"retained":false,"historicalAffected":[]},{"revision":"d20520e82adc49b09b90ba1e8582d327","observedAt":"2026-11-13T13:58:34.398+00:00","statement":{"source":"euvd","id":"EUVD-2026-52440","aliases":["CVE-2026-48063","GHSA-qvv5-jq5g-4cgg"],"title":"Baileys is a cocket-based TS/JavaScript API for WhatsApp Web. 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This issue has been fixed in versions 6.7.22 and 7.0.0-rc12.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":9.3,"severity":null}],"references":["https://github.com/WhiskeySockets/Baileys/security/advisories/GHSA-qvv5-jq5g-4cgg","https://github.com/WhiskeySockets/Baileys/commit/3beb08eecfcb4e65722e674034bd84fb11a9de35"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-52440","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Aug 3, 2026, 8:55:08 PM","dateUpdated":"Aug 4, 2026, 2:03:34 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. 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The same exploit also allows an attacker to corrupt the app state sync system by sending fake key shares, and also allows for history sync spoofing which also serves the same problem, injecting fake previous context or \"on-demand\" sync.\n\n### Patches\nhttps://github.com/WhiskeySockets/Baileys/commit/3beb08eecfcb4e65722e674034bd84fb11a9de35 This commit has patched the issue, and a version tag has been released under 7.0.0 (6.7.22) for those still on Baileys v6. A new Baileys version, v7.0.0-rc12, has been released to remediate this.\n\n\n### Workarounds\nThere are no real workarounds other than dropping `messages.upsert `events that contain a `requestId` field, turning off automatic history sync (`shouldSyncHistoryMessage: () => false`) in socket config. There are no workarounds for the app state sync jamming.","state":0,"publishedAt":"2026-06-10T19:33:20+00:00","modifiedAt":"2026-09-10T03:50:50.2921305+00:00","affected":[{"ecosystem":"npm","name":"baileys","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"6.7.22"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"@whiskeysockets/baileys","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"0"},{"kind":"fixed","version":"6.7.22"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"baileys","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"7.0.0-rc.1"},{"kind":"fixed","version":"7.0.0-rc12"}]}],"versions":[],"rawVersionEvidence":null},{"ecosystem":"npm","name":"@whiskeysockets/baileys","ranges":[{"type":"SEMVER","events":[{"kind":"introduced","version":"7.0.0-rc.1"},{"kind":"fixed","version":"7.0.0-rc12"}]}],"versions":[],"rawVersionEvidence":null}],"metrics":[{"system":"CVSS_V4","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":null,"severity":null},{"system":"Publisher rating","vector":null,"score":null,"severity":"CRITICAL"}],"references":["https://github.com/WhiskeySockets/Baileys/security/advisories/GHSA-qvv5-jq5g-4cgg","https://github.com/WhiskeySockets/Baileys/commit/3beb08eecfcb4e65722e674034bd84fb11a9de35","https://github.com/WhiskeySockets/Baileys"],"sourceUrl":"https://github.com/advisories/GHSA-qvv5-jq5g-4cgg","license":"GitHub Advisory Database · CC-BY-4.0","key":"osv:GHSA-qvv5-jq5g-4cgg","identifiers":["GHSA-qvv5-jq5g-4cgg","CVE-2026-48063"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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