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Vulnerabilities

Vulnerability · CVE-2025-48360

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Razvan Stanga Varnish/Nginx Proxy Caching vcaching allows Stored…

Published Aug 28, 2025 · catalog updated Oct 18, 2026 · the affected product

Open the advisory

Exploitation likelihood is not on this record for CVE-2025-48360. A missing EPSS score is not a low risk. Compare the affected product with the linked advisory before you change production.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
  • EPSS is missing. A missing score is not a low risk.
Severity
Medium5.9
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Version ranges on file
Affected products
stated named in the record

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Razvan Stanga Varnish/Nginx Proxy Caching vcaching allows Stored XSS.This issue affects Varnish/Nginx Proxy Caching: from n/a through <= 1.8.3.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • stated named in the record<= 1.8.3

How to fix CVE-2025-48360

  • Recommended remediation

    Affected version ranges suggest a fixed boundary. Verify against the vendor advisory for your release.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

Exploitation likelihood is not on this record for CVE-2025-48360. A missing EPSS score is not a low risk. Compare the affected product with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with named in the record <= 1.8.3. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-79: Cross-site Scripting (XSS). EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Nginx security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 28, 2025 · NIST NVD

    Detected

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Razvan Stanga Varnish/Nginx Proxy Caching vcaching allows Stored XSS.This issue affects Varnish/Nginx Proxy Caching: from n/a through <= 1.8.3.

  2. Oct 18, 2026 · NIST NVD

    Updated

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Razvan Stanga Varnish/Nginx Proxy Caching vcaching allows Stored XSS.This issue affects Varnish/Nginx Proxy Caching: from n/a through <= 1.8.3.

Sources

  • NIST NVDVulnerability recordCVE-2025-48360

    Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Razvan Stanga Varnish/Nginx Proxy Caching vcaching allows Stored XSS.This issue affects Varnish/Nginx Proxy Caching: from n/a through <= 1.8.3.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.