XSS in Hortusfox
CVE-2025-45314
A cross-site scripting (XSS) vulnerability in the /Calendar endpoint of hortusfox-web v4.4 allows attackers to execute arbitrary JavaScript in the context of a user's browser via a crafted payload injected into the add function.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (14.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Hortusfox — versions 4.4
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/danielbrendel/hortusfox-web (Product)
- hortusfox-web.com (Broken Link)
- github.com/chrisWalker11/Cves/blob/main/CVE-2025-45314/CVE-2025-45314.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-45314?
- CVE-2025-45314 is a medium-severity vulnerability in Hortusfox, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2025-08-13.
- How severe is CVE-2025-45314?
- Medium severity. CVSS v3 base score is 6.1 out of 10.
- Is CVE-2025-45314 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.