{"id":"CVE-2026-78180","aliases":["EUVD-2026-64702","GHSA-8mfc-fm4w-pgff"],"status":"published","title":"alibaba-fusion next deepMerge index.tsx ConfigProvider.getContextProps prototype pollution","description":"A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the function ConfigProvider.getContextProps of the file components/dialog/index.tsx of the component deepMerge. Performing a manipulation of the argument locale results in improperly controlled modification of object prototype attributes. The attack may be initiated remotely. The reported GitHub issue was closed automatically due to inactivity.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00539,"percentile":0.45851,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1321","CWE-94"],"published":"2026-08-24T03:15:08Z","modified":"2026-10-28T02:30:31Z","products":[{"vendor":"alibaba-fusion","product":"next"},{"vendor":"vercel","product":"next"}],"references":[{"url":"https://vuldb.com/vuln/394564","tags":["vdb-entry","technical-description","advisory"]},{"url":"https://vuldb.com/vuln/394564/cti","tags":["signature","permissions-required","report"]},{"url":"https://vuldb.com/cve/CVE-2026-78180","tags":["third-party-advisory","advisory"]},{"url":"https://vuldb.com/submit/884184","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/alibaba-fusion/next/issues/5101","tags":["issue-tracking","exploit","report"]},{"url":"https://github.com/alibaba-fusion/next/","tags":["product","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-78180","tags":["advisory"]},{"url":"https://github.com/alibaba-fusion/next"},{"url":"https://github.com/advisories/GHSA-8mfc-fm4w-pgff"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/78xxx/CVE-2026-78180.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-78180","title":"alibaba-fusion next deepMerge index.tsx ConfigProvider.getContextProps prototype pollution","description":"A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the function ConfigProvider.getContextProps of the file components/dialog/index.tsx of the component deepMerge. Performing a manipulation of the argument locale results in improperly controlled modification of object prototype attributes. The attack may be initiated remotely. The reported GitHub issue was closed automatically due to inactivity.","status":"published","published":"2026-08-24T03:15:08.568Z","modified":"2026-08-24T17:12:36.614Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium","assessor":"cna"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R","level":"high","assessor":"cna"},{"version":"3.0","score":7.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:X/RC:R","level":"high","assessor":"cna"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:ND/RL:ND/RC:UR","assessor":"cna"}],"cwes":["CWE-1321","CWE-94"],"updated_at":"2026-11-02T13:34:48.658051Z"}],"euvd":[{"id":"EUVD-2026-64702","description":"A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the function ConfigProvider.getContextProps of the file components/dialog/index.tsx of the component deepMerge. Performing a manipulation of the argument locale results in improperly controlled modification of object prototype attributes. The attack may be initiated remotely. The reported GitHub issue was closed automatically due to inactivity.","status":"published","published":"2026-08-24T03:15:08Z","modified":"2026-08-24T17:12:36Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium"}],"updated_at":"2026-11-02T18:01:34.563496Z"}],"ghsa":[{"id":"GHSA-8mfc-fm4w-pgff","title":"A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the...","description":"A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the function ConfigProvider.getContextProps of the file components/dialog/index.tsx of the component deepMerge. Performing a manipulation of the argument locale results in improperly controlled modification of object prototype attributes. The attack may be initiated remotely. The reported GitHub issue was closed automatically due to inactivity.","status":"published","published":"2026-08-24T06:30:28Z","modified":"2026-08-24T06:30:35Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-94"],"updated_at":"2026-11-02T15:10:52.810585Z"}],"nvd":[{"id":"CVE-2026-78180","description":"A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the function ConfigProvider.getContextProps of the file components/dialog/index.tsx of the component deepMerge. Performing a manipulation of the argument locale results in improperly controlled modification of object prototype attributes. The attack may be initiated remotely. The reported GitHub issue was closed automatically due to inactivity.","status":"published","published":"2026-08-24T04:16:58.647Z","modified":"2026-10-12T16:10:00.22Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"secondary"}],"cwes":["CWE-94","CWE-1321"],"updated_at":"2026-11-02T14:12:41.018848Z"}],"osv":[{"id":"CVE-2026-78180","title":"alibaba-fusion next deepMerge index.tsx ConfigProvider.getContextProps prototype pollution","description":"A security flaw has been discovered in alibaba-fusion next up to 1.27.34. This issue affects the function ConfigProvider.getContextProps of the file components/dialog/index.tsx of the component deepMerge. Performing a manipulation of the argument locale results in improperly controlled modification of object prototype attributes. The attack may be initiated remotely. The reported GitHub issue was closed automatically due to inactivity.","status":"published","published":"2026-08-24T03:15:08.568Z","modified":"2026-10-28T02:30:31.617222911Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X","level":"medium"}],"cwes":["CWE-1321","CWE-94"],"updated_at":"2026-11-02T15:45:17.44708Z"}]}}