CVE-2026-33576 | THREATINT

Description

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 subsequently rejected.

PUBLISHED Reserved 2026-03-23 | Published 2026-03-31 | Updated 2026-04-02 | Assigner VulnCheck

MEDIUM: 6.9CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N

MEDIUM: 6.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L

Problem types

CWE-863 Incorrect Authorization

Product status

Default status

unaffected

Any version before 2026.3.28

affected

2026.3.28 (semver)

unaffected

Credits

AntAISecurityLab reporter

References

github.com/...enclaw/security/advisories/GHSA-v2v2-f783-358j (GitHub Security Advisory (GHSA-v2v2-f783-358j)) third-party-advisory

github.com/...ommit/68ceaf7a5f64a23e78b95eff055e4b497218312a (Patch Commit) patch

www.vulncheck.com/...horized-media-download-via-zalo-channel (VulnCheck Advisory: OpenClaw < 2026.3.28 - Unauthorized Media Download via Zalo Channel) third-party-advisory

cve.org (CVE-2026-33576)

nvd.nist.gov (CVE-2026-33576)

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