SSRF in Thingsboard
CVE-2025-34282
ThingsBoard versions < 4.2.1 contain a server-side request forgery (SSRF) vulnerability in the dashboard's Image Upload Gallery feature. An attacker can upload a malicious SVG file that references a remote URL. If the server processes the SVG file in a way that parses external references, it may initiate unintended outbound requests. This can be used to access internal services or resources.
Vulnerability class: SSRF (Server-Side Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.018 (77.9th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 78th percentile — 77.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.018 · change: +0.001
Affected products
- Thingsboard
- Thingsboard, Inc. Thingsboard — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/thingsboard/thingsboard/releases/tag/v4.2.1 (release-notes, Release Notes, patch)
- github.com/thingsboard/thingsboard/pull/13927 (issue-tracking, patch, Issue Tracking)
- www.vulncheck.com/advisories/thingsboard-svg-image-ssrf (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2025-34282?
- CVE-2025-34282 is a critical-severity vulnerability in Thingsboard, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.1/10. Published 2025-10-17.
- How severe is CVE-2025-34282?
- Critical severity. CVSS v3 base score is 9.1 out of 10.
- Is CVE-2025-34282 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.