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CVE

CVE-2026-43532

OpenClaw: Discord event cover images bypassed sandbox media normalization
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CVE

CVE-2026-43532

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.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
4.9
-
4.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
C
H
U
-

Related Resources

No items found.

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

Severity

7.7

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
7.7
EPSS Probability
0.00051%
EPSS Percentile
0.16309%
Introduced Version
2026.4.7
Fix Available
2026.4.10

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