Openclaw: >> Openclaw >> 2026.4.27 Security Vulnerabilities
OpenClaw before 2026.5.7 contains a hostname validation vulnerability in retry endpoint checks that allows matching hostname prefixes instead of exact hostnames. Attackers can exploit this by crafting a hostname prefix resembling a trusted host to send authentication material to untrusted endpoints.
CVSS Score
6.0
EPSS Score
0.003
Published
2026-06-12
OpenClaw before 2026.5.2 contains a credential exposure vulnerability in message.action forwarding that allows model-controlled metadata to forward action payloads with Gateway credentials to attacker-supplied loopback URLs. Remote attackers can intercept Gateway tokens and action payloads by providing malicious loopback targets through model-controlled action metadata.
CVSS Score
6.0
EPSS Score
0.003
Published
2026-06-12
OpenClaw before 2026.5.6 contains an authorization bypass vulnerability in native command handling that allows authenticated senders to execute owner-only commands without proper policy enforcement. Attackers can trigger native command handling to bypass the configured owner-command access control, potentially executing privileged commands from unauthorized users.
CVSS Score
7.7
EPSS Score
0.003
Published
2026-06-12
OpenClaw before 2026.4.29 contains an authorization bypass vulnerability in the QQBot streaming command that allows authenticated senders to mutate configuration without explicit allowFrom restrictions. Attackers can modify QQBot streaming configuration outside intended admin policy by reaching the affected command without non-wildcard allowlist entry requirements.
CVSS Score
7.4
EPSS Score
0.002
Published
2026-06-12
OpenClaw before 2026.5.12 contains an exec denylist bypass vulnerability in the bundle MCP loopback session-spawn path that allows authenticated callers to bypass intended command restrictions. Attackers can reach the affected bundled MCP session-spawn path to start sessions with broader command reach than intended.
CVSS Score
6.9
EPSS Score
0.001
Published
2026-06-12
OpenClaw before 2026.5.3 contains a privilege escalation vulnerability in the allowFrom feature that binds to mutable Slack display names. Attackers with Slack account access can change display name metadata to match policy entries, potentially gaining unauthorized agent access intended for other identities.
CVSS Score
8.6
EPSS Score
0.002
Published
2026-06-12
OpenClaw before 2026.5.27 contains an arbitrary code execution vulnerability in skill install flows where workspace .env files can override the Homebrew executable selection. Attackers with access to trusted operator workspaces can execute unintended Homebrew-compatible executables during skill setup to compromise the system.
CVSS Score
8.7
EPSS Score
0.003
Published
2026-06-11
OpenClaw before 2026.5.18 contains a code execution vulnerability where marketplace runtime extension metadata can redirect loading toward unscanned package payloads. Attackers with trusted operator access can manipulate extension metadata to load plugin code outside reviewed package entry points, bypassing security scanning.
CVSS Score
7.7
EPSS Score
0.004
Published
2026-06-11
OpenClaw before 2026.5.7 contains a privilege escalation vulnerability in the Matrix allowFrom feature that allows authenticated accounts to match policy entries through mutable display name metadata. Attackers with the ability to change display names can receive agent access intended for another Matrix identity, potentially gaining unauthorized permissions depending on operator configuration.
CVSS Score
7.7
EPSS Score
0.003
Published
2026-06-11
OpenClaw before 2026.5.18 contains a server-side request forgery vulnerability in browser control that allows authenticated users to bypass private-network navigation checks through Playwright act interactions. Attackers can trigger navigation to private-network targets via action-triggered redirects and subsequently read restricted page content using browser evaluation capabilities.
CVSS Score
4.9
EPSS Score
0.002
Published
2026-06-11