{"id":"CVE-2026-33576","title":"OpenClaw before 2026.3.28 downloads and stores inbound media from Zalo channels before validating sender authorization","summary":"OpenClaw before 2026.3.28 downloads and stores inbound media from Zalo channels before validating sender authorization. Unauthorized senders can force network fetches and disk writes to the media store by sending messages that are subseq…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L","cwe":["CWE-863"],"vendor":"openclaw","product":"openclaw","affected":["openclaw < 2026.3.28"],"patched":["openclaw 2026.3.28"],"published":"2026-03-31","updated":"2026-07-24","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-33576","references":[{"url":"https://github.com/openclaw/openclaw/commit/68ceaf7a5f64a23e78b95eff055e4b497218312a","label":"disclosure@vulncheck.com"},{"url":"https://github.com/openclaw/openclaw/security/advisories/GHSA-v2v2-f783-358j","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/openclaw-unauthorized-media-download-via-zalo-channel","label":"disclosure@vulncheck.com"}],"tags":["nvd"],"epss":0.00355,"epssPercentile":0.2934,"ingestedAt":"2026-07-24T21:39:13.017Z","slug":"CVE-2026-33576","body":"## Overview\n\nOpenClaw before 2026.3.28 downloads and stores inbound media from Zalo channels before validating sender authorization. Unauthorized senders can force network fetches and disk writes to the media store by sending messages that are subsequently rejected.\n\n## Affected\n\n- `openclaw < 2026.3.28`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `openclaw 2026.3.28`","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}