OpenClaw - Unauthorized Agent Request Dispatch via Untrusted Local-Network Pages in iOS A2UI Bridge
Published Apr 28, 2026
6.9
MEDIUMCVSS 4.0
EPSS 0.20%
Description
OpenClaw before 2026.4.2 contains an improper access control vulnerability in the iOS A2UI bridge that treats generic local-network pages as trusted origins. Attackers can inject unauthorized agent.request runs by loading attacker-controlled pages from local-network or tailnet hosts, polluting session state and consuming budget.
Affected products
-
- Version 0StatusaffectedConstraints<2026.4.2
- Version 2026.4.2StatusunaffectedConstraints-
- Version
No data.
No Red Hat product state for this CVE.
openclaw
npm
Introduced 0 Fixed 2026.4.2
| Ecosystem | Package | Introduced | Fixed |
|---|---|---|---|
| npm | openclaw | 0 | 2026.4.2 |
Remediation
No remediation recorded yet.
Metrics
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
2 other sources (CVE.org, NVD) ▾
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/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
CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Apr 29, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
Apr–Oct 2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (3 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.20% (0.00199) | 8.78th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.11% (0.00112) | 1.63th | v5 (v2026.06.15) |
| Apr 29, 2026 | 0.01% (0.00006) | 0.43th | v4 (v2025.03.14) |
References (4)
- https://github.com/advisories/GHSA-4p4f-fc8q-84m3 Advisory
- https://github.com/openclaw/openclaw/commit/49d08382a90f71dabe2877b3f6729ad85f808d57 patch
- https://github.com/openclaw/openclaw/security/advisories/GHSA-4p4f-fc8q-84m3 vendor-advisoryPatchVendor Advisory
- https://www.vulncheck.com/advisories/openclaw-unauthorized-agent-request-dispatch-via-untrusted-local-network-pages-in-ios-a2ui-bridge third-party-advisoryThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://github.com/advisories/GHSA-4p4f-fc8q-84m3 | Advisory | |
| https://github.com/openclaw/openclaw/commit/49d08382a90f71dabe2877b3f6729ad85f808d57 | patch | |
| https://github.com/openclaw/openclaw/security/advisories/GHSA-4p4f-fc8q-84m3 | vendor-advisoryPatchVendor Advisory | |
| https://www.vulncheck.com/advisories/openclaw-unauthorized-agent-request-dispatch-via-untrusted-local-network-pages-in-ios-a2ui-bridge | third-party-advisoryThird Party Advisory |
Change history (0)
No recorded changes yet.