Medium severity · published Oct 23, 2026
CVE-2026-115752
Signal K Server 2.28.0-beta.2 before 2.34.0 SSRF via App Store appIcon
New
4.2
CVSS
0.2%
EPSS
No
On KEV
Description
Signal K Server from 2.28.0-beta.2 before 2.34.0 contains a server-side request forgery vulnerability in the App Store icon fetcher that trusts absolute signalk.appIcon URLs. Attackers publishing npm packages with Signal K keywords can make servers request loopback, vessel network, or cloud metadata endpoints, storing image-typed responses served back via the admin UI.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
High
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 7% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SI
signalk-server · SignalK
2.28.0-beta.2 before 2.34.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-115752
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-115752
github.com
https://github.com/SignalK/signalk-server/commit/535104f655304c697d535252da397948e5101dc6
github.com
https://github.com/SignalK/signalk-server/releases/tag/v2.34.0
github.com
https://github.com/SignalK/signalk-server/security/advisories/GHSA-7wpf-ch8f-5f4x
www.vulncheck.com
https://www.vulncheck.com/advisories/signal-k-server-2.28.0-beta.2-before-2.34.0-ssrf-via-app-store-appicon
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