CVE-2026-115752— Signal K Server 2.28.0-beta.2 before 2.34.0 SSRF via App Store appIcon
Quick assessment
Affected
SignalK signalk-server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Signal K Server 在 2.28.0-beta.2 至 2.34.0（不含 2.34.0）版本中存在服务端请求伪造（SSRF）漏洞。该漏洞位于应用商店图标获取器中，其问题在于信任了绝对路径的 URL。攻击者可通过发布带有 Signal K 关键词的 npm 包，诱导服务器向回环地址、船舶内网或云元数据端点发起请求，并将以图像类型返回的响应存储，最终通过管理界面（Admin UI）展示。
Affected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| SignalK | signalk-server | 2.28.0-beta.2< 2.34.0 |
affected |
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I. Basic Information for CVE-2026-115752
Vulnerability Information
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Vulnerability Title
Signal K Server 2.28.0-beta.2 before 2.34.0 SSRF via App Store appIcon
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| SignalK | signalk-server | 2.28.0-beta.2 ~ 2.34.0 | - |
|
II. Public POCs for CVE-2026-115752
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2026-115752 (2)
Vendor Pages for CVE-2026-115752 (1)
-
🔗 Release v2.34.0 · SignalK/signalk-server · GitHub release-notes
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V. Comments for CVE-2026-115752
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