OpenClaw: Discord event cover images bypassed sandbox media normalization
Summary
Discord event cover images bypassed sandbox media normalization.
Affected Packages / Versions
- Package:
openclaw - Ecosystem: npm
- Affected versions:
>= 2026.4.7 < 2026.4.10 - Patched versions:
>= 2026.4.10
Impact
Discord event cover image parameters could bypass the sandbox media normalization path used for outbound local media, allowing host-local media references to reach a channel action path that expected normalized media.
Technical Details
The fix includes Discord eventCreate.image in sandbox media normalization and adds coverage for the event-create media path.
Fix
The issue was fixed in #64377. The first stable tag containing the fix is v2026.4.10, and openclaw@2026.4.14 includes the fix.
Fix Commit(s)
979c6f09d6fad96596feb91c905934be7e0b4f15- PR: #64377
Release Process Note
Users should upgrade to openclaw 2026.4.10 or newer. The latest npm release, 2026.4.14, already includes the fix.
Credits
Thanks to @zsxsoft, with sponsorship from @KeenSecurityLab and @qclawer for reporting this issue.
Affected software
Click a technology to see all vulnerabilities affecting it.
| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| npm package | openclaw | >= 2026.4.7, < 2026.4.10 | 2026.4.10 |
References
- https://github.com/openclaw/openclaw/security/advisories/GHSA-c9h3-5p7r-mrjh
- https://nvd.nist.gov/vuln/detail/CVE-2026-43532
- https://github.com/openclaw/openclaw/pull/64377
- https://github.com/openclaw/openclaw/commit/979c6f09d6fad96596feb91c905934be7e0b4f15
- https://github.com/openclaw/openclaw
- https://www.vulncheck.com/advisories/openclaw-sandbox-media-normalization-bypass-via-discord-event-cover-image
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N- Weakness (CWE)
CWE-184, CWE-22- Platform
- npm
- Package
openclaw- Disclosed
- 17.04.2026
- Updated
- 11.10.2026 10:22
Sources and licenses
OSV / GitHub Advisory Database - GHSA-c9h3-5p7r-mrjh - CC BY 4.0
Vulnerability history: openclaw
All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.
- Total entries
- 589
- First → latest
- 02.2026 10.2026
- Without a fix
- 9
- Exploited in attacks
- 0
Severity breakdown
- Critical 20
- High 215
- Medium 300
- Low 54
Disclosures per year
- 2026: 589
-
OpenClaw: Discord event cover images bypassed sandbox media normalization this entry
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