Vulnerability in Saltbo Zpan
CVE-2025-7453
A vulnerability was found in saltbo zpan up to 1.6.5/1.7.0-beta2. It has been rated as problematic. This issue affects the function NewToken of the file zpan/internal/app/service/token.go of the component JSON Web Token Handler. The manipulation with the input 123 leads to use of hard-coded password. The attack may be initiated remotely. The complexity of an attack is rather high. The exploitation is known to be difficult. The exploit has been disclosed to the public and may be used.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.004 (29.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: +0.000
Affected products
- Saltbo Zpan — versions 1.6.0, 1.6.1, 1.6.2
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, vdb-entry)
- vuldb.com/ (signature, permissions-required)
- vuldb.com/ (third-party-advisory)
- github.com/saltbo/zpan/issues/219 (issue-tracking, exploit)
Frequently asked questions
- What is CVE-2025-7453?
- CVE-2025-7453 is a low-severity vulnerability in Saltbo Zpan, classified under CWE-255. CVSS score: 3.7/10. Published 2025-07-11.
- How severe is CVE-2025-7453?
- Low severity. CVSS v3 base score is 3.7 out of 10.