{"id":"CVE-2026-31863","aliases":["GHSA-vv3h-7qwr-722v","GO-2026-4680"],"url":"https://o3.security/vulnerability/CVE-2026-31863","summary":"Improper Restriction of Excessive Authentication Attempts in github.com/anyproto/anytype-heart","details":"Anytype Heart is the middleware library for Anytype. The challenge-based authentication for the local gRPC client API can be bypassed, allowing an attacker to gain access without the 4-digit code. This vulnerability is fixed in anytype-heart 0.48.4, anytype-cli 0.1.11, and Anytype Desktop 0.54.5.","published":"2026-03-11T17:43:08.106Z","modified":"2026-07-31T18:31:34.182061655Z","cvss":{"score":3.6,"severity":"LOW","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Go","name":"github.com/anyproto/anytype-heart","fixedVersion":"0.48.4"},{"ecosystem":"Go","name":"github.com/anyproto/anytype-cli","fixedVersion":"0.1.11"}],"fix":null,"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31863.json"},{"type":"ADVISORY","url":"https://github.com/anyproto/anytype-heart/security/advisories/GHSA-vv3h-7qwr-722v"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-31863"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-31T18:31:34.182061655Z"}}