CVE-2026-30840— Wallos: Server-Side Request Forgery (SSRF) in Notification Testers
Quick assessment
Affected
ellite Wallos
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.
Wallos是Miguel Ribeiro个人开发者的一个开源个人订阅跟踪器。 Wallos 4.6.2之前版本存在代码问题漏洞，该漏洞源于通知测试器中存在服务端请求伪造。
Possible ATT&CK Techniques 1 AI
T1113 · Screen Capture
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I. Basic Information for CVE-2026-30840
Vulnerability Information
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Vulnerability Title
Wallos: Server-Side Request Forgery (SSRF) in Notification Testers
Source: CVE Program / CVE List V5
Vulnerability Description
Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.6.2, there is a server-side request forgery vulnerability in notification testers. This issue has been patched in version 4.6.2.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
服务端请求伪造(SSRF)
Source: CVE Program / CVE List V5
Vulnerability Title
Wallos 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wallos是Miguel Ribeiro个人开发者的一个开源个人订阅跟踪器。 Wallos 4.6.2之前版本存在代码问题漏洞，该漏洞源于通知测试器中存在服务端请求伪造。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2026-30840
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Patches & Fixes for CVE-2026-30840 (1)
Vendor Advisories for CVE-2026-30840 (1)
Vendor Pages for CVE-2026-30840 (1)
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Release v4.6.2 · ellite/Wallos · GitHub x_refsource_MISC
Same Patch Batch · ellite · 2026-03-07 · 5 CVEs total
| CVE-2026-30842 | 4.3 MEDIUM | Wallos: Authenticated Missing Authorization Allows Deletion of Other Users’ Uploaded Avata |
| CVE-2026-30841 | Wallos: Reflected XSS via unescaped token and email parameters in passwordreset.php | |
| CVE-2026-30839 | Wallos: SSRF via webhook test endpoint | |
| CVE-2026-30828 | Wallos: SSRF via url parameter leading to File Traversal |
IV. Related Vulnerabilities
Same product: Wallos
-
CVE-2026-41689
Wallos: Shared local webhook allowlist lets low-privilege us -
CVE-2026-41688
Incomplete fix for CVE-2026-33399: SSRF in Wallos -
CVE-2026-41687
Wallos: SSRF CGNAT Bypass in subscription/payments Logo URL -
CVE-2026-33417
Wallos: Password Reset Tokens Never Expire -
CVE-2026-33401
Wallos: Incomplete fix for CVE-2026-30840 - SSRF in AI and n
Same vendor: ellite
-
CVE-2026-41689
Wallos: Shared local webhook allowlist lets low-privilege us -
CVE-2026-41688
Incomplete fix for CVE-2026-33399: SSRF in Wallos -
CVE-2026-41687
Wallos: SSRF CGNAT Bypass in subscription/payments Logo URL -
CVE-2026-33417
Wallos: Password Reset Tokens Never Expire -
CVE-2026-33401
Wallos: Incomplete fix for CVE-2026-30840 - SSRF in AI and n
Same weakness: CWE-918
-
CVE-2026-77310
jackson-databind: Eager DNS resolution (SSRF) still present -
CVE-2026-76838
Hi.Events before 1.11.1-beta Server-Side Request Forgery via -
CVE-2026-71366
Awx: notification backends allow ssrf and credential leakage -
CVE-2026-78385
RansomLook Analysis PDF Generation Allows Server-Side Reques -
CVE-2026-78277
WordPress FluentCRM Pro plugin <= 3.1.12 - Server Side Reque
V. Comments for CVE-2026-30840
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