Critical severity9.8OSV Advisory· Published Jun 22, 2018· Updated Jun 17, 2026

CVE-2018-12678

Description

Portainer before 1.18.0 supports unauthenticated requests to the websocket endpoint with an unvalidated id query parameter for the /websocket/exec endpoint, which allows remote attackers to bypass intended access restrictions or conduct SSRF attacks.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Portainer/PortainerOSV2 versions
1.0.0, 1.0.1, 1.0.2, …+ 1 more
- (no CPE)range: 1.0.0, 1.0.1, 1.0.2, …
- (no CPE)range: <1.18.0

Patches

Vulnerability mechanics

References

github.com/portainer/portainer/pull/1979nvdIssue TrackingPatchThird Party Advisory
github.com/portainer/portainer/releases/tag/1.18.0nvdIssue TrackingThird Party Advisory

News mentions

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cvss	0.637
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000