HOMEVULNERABILITIESCVE-2026-28471
MEDIUM

CVE-2026-28471

CWE-287Published: March 5, 2026· Updated: Mar 11, 2026

5.3
CVSS v3.1
EPSS:0.03%probability of exploitation in 30 daysPercentile:7.6th

Official Description

OpenClaw version 2026.1.14-1 prior to 2026.2.2, with the Matrix plugin installed and enabled, contain a vulnerability in which DM allowlist matching could be bypassed by exact-matching against sender display names and localparts without homeserver validation. Remote Matrix users can impersonate allowed identities by using attacker-controlled display names or matching localparts from different homeservers to reach the routing and agent pipeline.

NVD Source

Technical Analysis

CVE-2026-28471 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityLow
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Vendors & Products

openclaw1 product
openclaw
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
Community PoC repositories
Rapid7 / Metasploit
Metasploit module search
PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

PATCHhttps://github.com/openclaw/openclaw/commit/8f3bfbd1c4fb967a2ddb5b4b9a05784920814bcf
ADVISORYhttps://github.com/openclaw/openclaw/security/advisories/GHSA-rmxw-jxxx-4cpc
ADVISORYhttps://www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-displayname-and-cross-homeserver-localpart-matching-in-matrix

All References (3)

→
https://github.com/openclaw/openclaw/commit/8f3bfbd1c4fb967a2ddb5b4b9a05784920814bcfPatch
→
https://github.com/openclaw/openclaw/security/advisories/GHSA-rmxw-jxxx-4cpcVendor Advisory
→
https://www.vulncheck.com/advisories/openclaw-allowlist-bypass-via-displayname-and-cross-homeserver-localpart-matching-in-matrixThird Party Advisory

Quick Facts

CVE IDCVE-2026-28471
CVSS Score5.3 / 10
SeverityMEDIUM
WeaknessCWE-287
CISA KEVNo
EPSS (30d)0.03%
Affected1 vendor
PublishedMar 5, 2026

Related CVEs (CWE-287)

CVE-2026-30836
10.0
CVE-2026-23600
10.0
CVE-2026-20182
KEV10.0
CVE-2026-41679
10.0
CVE-2026-42822
10.0
CVE-2026-46389
10.0

Recommended Actions

  • →Apply vendor patches immediately
  • →Monitor CVE-2026-28471 in threat intel feeds
  • →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.
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