CVE-2025-55944 json
Slink v1.4.9 allows stored cross-site scripting (XSS) via crafted SVG uploads.
published 2025-09-03 14 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-26632
- cvss
- 6.1
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 19%
- public exploits
- 0
- none known
Summary
Slink v1.4.9 allows stored cross-site scripting (XSS) via crafted SVG uploads. When a user views the shared image in a new browser tab, the embedded JavaScript executes. The issue affects both authenticated and unauthenticated users.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 14 mo ago
Exploit prediction
0.27% chance of exploitation in the next 30 days, higher than 19% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/G3XAR/Vulnerability-Research/tree/main/CVE-2025-55944 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| CNA | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/G3XAR/Vulnerability-Research/tree/main/CVE-2025-55944
exploit, third-party-advisory
-
github.com
/G3XAR/Vulnerability-Research/tree/main/Slink%20%28up%20to%201.6.3%29/PoC
broken-link
Sources
- CVE List CVE-2025-55944
- NVD CVE-2025-55944
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.