CVE-2026-42421

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Source
https://cve.org/CVERecord?id=CVE-2026-42421
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-42421.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-42421
Aliases
Published
2026-04-28T18:10:12Z
Modified
2026-08-17T03:55:02Z
Severity
  • 2.3 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
OpenClaw < 2026.4.8 - WebSocket Session Persistence via Shared Gateway Token Rotation
Details

OpenClaw before 2026.4.8 contains a session management vulnerability where existing WebSocket sessions survive shared gateway token rotation. Attackers can maintain unauthorized access to WebSocket connections after token rotation by exploiting the failure to disconnect existing shared-token sessions.

Database specific 
{
    "cna_assigner": "VulnCheck",
    "cwe_ids": [
        "CWE-613"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42421.json"
}
References

Affected packages

Git / github.com/openclaw/openclaw

Affected ranges

Type
GIT
Repo
https://github.com/openclaw/openclaw
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
abe7b2c49da95a47fc0fc01661cec9bfed6941fc
Fixed
d7c3210cd6f5fdfdc1beff4c9541673e814354d5
Database specific
Show details 
{
    "cpe": "cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*",
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "2026.4.8"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

Affected versions

v0.*
v0.1.0
v0.1.1
v0.1.2
v0.1.3
v1.*
v1.0.4
v1.1.0
v1.2.0
v1.2.1
v1.2.2
v1.3.0
v2.*
v2.0.0-beta1
v2.0.0-beta2
v2.0.0-beta3
v2.0.0-beta4
v2.0.0-beta5
v2026.*
v2026.1.10
v2026.1.11
v2026.1.11-1
v2026.1.11-2
v2026.1.11-3
v2026.1.12
v2026.1.12-2
v2026.1.13
v2026.1.14-1
v2026.1.15
v2026.1.16-2
v2026.1.20
v2026.1.21
v2026.1.22
v2026.1.23
v2026.1.24
v2026.1.24-1
v2026.1.29
v2026.1.30
v2026.1.5
v2026.1.5-1
v2026.1.5-2
v2026.1.5-3
v2026.1.8
v2026.1.9
v2026.2.1
v2026.2.12
v2026.2.13
v2026.2.14
v2026.2.15-beta.1
v2026.2.17
v2026.2.19
v2026.2.19-beta.1
v2026.2.2
v2026.2.21
v2026.2.21-beta.1
v2026.2.22
v2026.2.22-beta.1
v2026.2.23
v2026.2.23-beta.1
v2026.2.24
v2026.2.24-beta.1
v2026.2.25
v2026.2.25-beta.1
v2026.2.26
v2026.2.26-beta.1
v2026.2.3
v2026.2.6
v2026.2.6-1
v2026.2.6-2
v2026.2.6-3
v2026.2.9
v2026.3.1
v2026.3.11
v2026.3.11-beta.1
v2026.3.12
v2026.3.13
v2026.3.13-1
v2026.3.2
v2026.3.2-beta.1
v2026.3.22
v2026.3.22-beta.1
v2026.3.23
v2026.3.23-2
v2026.3.23-beta.1
v2026.3.24
v2026.3.24-beta.1
v2026.3.24-beta.2
v2026.3.28
v2026.3.28-beta.1
v2026.3.31
v2026.3.31-beta.1
v2026.3.7
v2026.3.7-beta.1
v2026.3.8
v2026.3.8-beta.1
v2026.4.1
v2026.4.1-beta.1
v2026.4.2
v2026.4.5
v2026.4.7
v2026.4.7-1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-42421.json"