CVE-2026-17596 json
Nexus Repository 3 - Stored Cross-Site Scripting (XSS) via Blob Store Name
published 2026-08-07 3 mo ago modified 2026-09-22 47 d ago also EUVD-2026-54518
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 37%
- public exploits
- 0
- none known
Summary
Nexus Repository 3 was found to be vulnerable to stored cross-site scripting (XSS). A user with the nexus:blobstores:create or nexus:blobstores:update permission could set a blob store name containing malicious script content, which would later execute in the browser of another user viewing system health-check status. This issue has been fixed in version 3.95.0.
Patch / fix
- Sonatype Nexus Repository 3 3.95.0
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 3 mo ago
Exploit prediction
0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 6.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N |
| CNA | 4.0 | 6.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected products
- Sonatype Nexus Repository 3
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
help.sonatype.com
/en/sonatype-nexus-repository-3-95-0-release-notes.html
patch, release-notes
-
support.sonatype.com
/hc/en-us/articles/53871280401555/
vendor-advisory
Sources
- CVE List CVE-2026-17596
- NVD CVE-2026-17596
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.