{"cve":"CVE-2026-32896","nvd":{"published":"2026-03-21T01:17:10.510","modified":"2026-09-17T18:16:41.327","status":"Modified","description":"The BlueBubbles webhook handler in OpenClaw versions prior to 2026.2.21 contains a passwordless fallback authentication path that allows unauthenticated webhook events in certain reverse-proxy or local routing configurations. Attackers can bypass webhook authentication by exploiting the loopback/proxy heuristics to send unauthenticated webhook events to the BlueBubbles plugin.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","score":6.3},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N","score":6.5},"cwes":["CWE-306"],"references":["https://github.com/openclaw/openclaw/commit/283029bdea23164ab7482b320cb420d1b90df806","https://github.com/openclaw/openclaw/commit/6b2f2811dc623e5faaf2f76afaa9279637174590","https://github.com/openclaw/openclaw/security/advisories/GHSA-5mx2-2mgw-x8rm","https://www.vulncheck.com/advisories/openclaw-unauthenticated-webhook-access-via-passwordless-fallback-in-bluebubbles-plugin"],"products":["openclaw:openclaw"],"source":"nvd","synced_at":"2026-10-19T22:26:19.218427112+00:00"},"epss":{"cve":"CVE-2026-32896","score":0.00254,"percentile":0.16951,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-5mx2-2mgw-x8rm","url":"https://osv.dev/vulnerability/GHSA-5mx2-2mgw-x8rm","summary":"OpenClaw: BlueBubbles beta plugin webhook auth hardening (remove passwordless fallback)","modified":"2026-03-30T14:11:33.153599Z","packages":[{"ecosystem":"npm","name":"openclaw","purl":"pkg:npm/openclaw","ranges":["<2026.2.21"],"fixed":["2026.2.21"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}