Medium

OpenClaw's Slack reaction/pin sender-policy consistency issue in non-message ingress

  • Disclosed: 03.03.2026
  • Updated: 11.10.2026 10:22

Summary

OpenClaw Slack monitor handled reaction_* and pin_* non-message events before applying sender-policy checks consistently.

In affected versions, these events could be added to system-event context even when sender policy would not normally allow them.

Affected Packages / Versions

  • Package: npm openclaw
  • Latest published affected version confirmed: 2026.2.24 (npm latest as of February 26, 2026)
  • Affected range: <= 2026.2.24
  • Patched version : 2026.2.25

Technical Details

  • reaction_* and pin_* handlers now route through shared sender authorization (authorizeSlackSystemEventSender).
  • Enforced checks now include:
    • DM dmPolicy / allowFrom
    • channel users allowlist enforcement for non-DM channels
    • channel-level allow checks before system-event enqueue
  • Regression coverage added for DM allow/deny and channel-user allowlist deny paths.

Fix Commit(s)

  • aedf62ac7e669a89c7b299201bf6537dc6b12e0e
  • 75dfb71e4e8b7c2feba5a8ca662f92ea840e0147

Impact

Low-severity policy-consistency issue in Slack non-message event ingress. This may introduce unexpected reaction/pin context signals from senders outside configured policy.

Release Process Note

patched_versions is pre-set to planned release 2026.2.25. Advisory published with npm release 2026.2.25.

OpenClaw thanks @tdjackey for reporting.

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
npm package openclaw < 2026.2.25 2026.2.25

References

CVSS score 4.3/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weakness (CWE)
CWE-863
Platform
npm
Package
openclaw
Disclosed
03.03.2026
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-rm2p-j3r7-4x4j - 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.

All (588) in the archive
Total entries
588
First → latest
02.2026 07.2026
Without a fix
9
Exploited in attacks
0

Severity breakdown

  • Critical 20
  • High 215
  • Medium 299
  • Low 54

Disclosures per year

  1. 2026: 588
Severity:
  1. OpenClaw's Slack reaction/pin sender-policy consistency issue in non-message ingress this entry
    Medium · 4.3 CVE-2026-32899 < 2026.2.25 2026.2.25
  2. High · 8.8 CVE-2026-53811 < 2026.5.7 2026.5.7
  3. High · 8.8 CVE-2026-53806 < 2026.5.12 2026.5.12
  4. High · 7.8 CVE-2026-53813 < 2026.4.25 2026.4.25
  5. High · 7.5 CVE-2026-53834 < 2026.4.27 2026.4.27
  6. Critical CVE-2026-34507 < 2026.4.29 2026.4.29
  7. High CVE-2026-53823 < 2026.5.3 2026.5.3
  8. High · 8.4 CVE-2026-53814 < 2026.5.20 2026.5.20
  9. High · 6.5 CVE-2026-53815 < 2026.5.19 2026.5.19
  10. High · 8.1 CVE-2026-53849 < 2026.5.7 2026.5.7
  11. High · 8.1 CVE-2026-53857 < 2026.5.3 2026.5.3
  12. High · 8.1 CVE-2026-53866 < 2026.5.12 2026.5.12
  13. High · 8.1 CVE-2026-53864 < 2026.5.26 2026.5.26
  14. Critical · 9.8 CVE-2026-44109 < 2026.4.15 2026.4.15
  15. Critical · 8.1 CVE-2026-43585 < 2026.4.15 2026.4.15
  16. High · 8.8 CVE-2026-43530 >= 2026.2.23, < 2026.4.12 2026.4.12
  17. High · 8.8 CVE-2026-42434 >= 2026.4.5, < 2026.4.10 2026.4.10
  18. High · 7.5 CVE-2026-42437 >= 2026.4.9, < 2026.4.10 2026.4.10
  19. High CVE-2026-41393 < 2026.3.31 2026.3.31
  20. Critical · 8.2 CVE-2026-41296 < 2026.3.31 2026.3.31
  21. High · 8.8 CVE-2026-41352 < 2026.3.31 2026.3.31
  22. High · 7.8 CVE-2026-41396 < 2026.3.31 2026.3.31
Show more (20) Showing 81 of 236

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