CVE-2026-3873 json
Legacy built-in user account
published 2026-03-13 7 mo ago modified 2026-06-17 4 mo ago also EUVD-2026-11768
- cvss
- 7.2
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 14%
- public exploits
- 0
- none known
Summary
Use of Hard-coded Credentials vulnerability in Avantra allows Accessing Functionality Not Properly Constrained by ACLs. This issue affects Avantra: before 25.3.0.
Patch / fix
- syslink software AG Avantra 25.3.0
CISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 7 mo ago
Exploit prediction
0.23% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N |
Affected products
- syslink software AG Avantra
Classification
- Weakness
-
- CWE-798 Use of Hard-coded Credentials
References
Sources
- CVE List CVE-2026-3873
- NVD CVE-2026-3873
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.