{"id":"GHSA-wr6m-jg37-68xh","summary":"OpenClaw has unbounded memory growth in Zalo webhook via query-string key churn (unauthenticated DoS)","details":"### Summary\nUnauthenticated requests to a reachable Zalo webhook endpoint could trigger unbounded in-memory key growth by varying query strings on the same valid webhook route.\n\n### Impact\nAn attacker could cause memory pressure and potential process instability or OOM, degrading availability.\n\n### Fix\nWebhook security tracking now normalizes keys to matched webhook path semantics (query excluded) and bounds/prunes tracking state to prevent unbounded growth.\n\n### Affected and Patched Versions\n- Affected: `\u003c= 2026.2.26`\n- Patched: `2026.3.1`","aliases":["CVE-2026-28461","CVE-2026-32066"],"modified":"2026-04-02T13:26:22.497827652Z","published":"2026-03-02T21:49:51Z","database_specific":{"github_reviewed_at":"2026-03-02T21:49:51Z","nvd_published_at":null,"cwe_ids":["CWE-400"],"severity":"MODERATE","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-wr6m-jg37-68xh"},{"type":"PACKAGE","url":"https://github.com/openclaw/openclaw"}],"affected":[{"package":{"name":"openclaw","ecosystem":"npm","purl":"pkg:npm/openclaw"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2026.3.1"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/03/GHSA-wr6m-jg37-68xh/GHSA-wr6m-jg37-68xh.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N"}]}