CVE-2025-56304
Cross-site scripting (XSS) vulnerability in YzmCMS thru 7.3 via the referer header in the...
Cross-site scripting (XSS) vulnerability in YzmCMS thru 7.3 via the referer header in the register page.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Cross-site scripting (XSS) vulnerability in YzmCMS thru 7.3 via the referer header in the register page.
- Record
CVE-2025-56304- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2025-30915
Cross-site scripting (XSS) vulnerability in YzmCMS thru 7.3 via the referer header in the register page.
- Record
EUVD-2025-30915- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-hp22-c8gw-2g8v
Cross-site scripting (XSS) vulnerability in YzmCMS thru 7.3 via the referer header in the...
Cross-site scripting (XSS) vulnerability in YzmCMS thru 7.3 via the referer header in the register page.
- Record
GHSA-hp22-c8gw-2g8v- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
Cross-site scripting (XSS) vulnerability in YzmCMS thru 7.3 via the referer header in the register page.
- Record
CVE-2025-56304- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-06
OSV
Cross-site scripting (XSS) vulnerability in YzmCMS thru 7.3 via the referer header in the register page.
- Record
CVE-2025-56304- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-07
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | NVD | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-56304 is a medium vulnerability (CVSS 6.1) in Yzmcms, published September 23, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.20%, the 10th percentile. No source names a fixed version.