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Vulnerabilities

Vulnerability · CVE-2025-13167

Improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in contact functionality in Synology Contacts before 1.0.10-20659 al…

Published May 27, 2026 · catalog updated Oct 7, 2026 · the affected product

Last checked Nov 12, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-13167. EPSS is 0.25%. Act only if a listed version of the affected product is installed.

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.
Severity
Medium5.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.25%
Remediation
Version ranges on file
Affected products
cpe synology/contacts

Improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in contact functionality in Synology Contacts before 1.0.10-20659 allows remote authenticated users to read or write specific files containing non-sensitive information via unspecified vectors.

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.

  • cpe synology/contacts< 1.0.10-20659

How to fix CVE-2025-13167

What to do

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

Should you patch?

No confirmed exploitation is on record for CVE-2025-13167. EPSS is 0.25%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with < 1.0.10-20659. 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 0.25%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Synology DSM 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. May 27, 2026 · Monitored products — high

    Detected

    Improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in contact functionality in Synology Contacts before 1.0.10-20659 allows remote authenticated users to read or write specific files containing non-sensitive information via unspecified vectors.

  2. Oct 7, 2026 · Monitored products — high

    Updated

    Improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in contact functionality in Synology Contacts before 1.0.10-20659 allows remote authenticated users to read or write specific files containing non-sensitive information via unspecified vectors.

Sources

  • CVE.orgVulnerability recordCVE-2025-13167

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-13167

    30-day exploitation probability 0.25%

    first.org
  • Monitored products — highVendor advisoryCVE-2025-13167

    Improper neutralization of input during web page generation ('Cross-site Scripting') vulnerability in contact functionality in Synology Contacts before 1.0.10-20659 allows remote authenticated users to read or write specific files containing non-sensitive information via unspecified vectors.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 12, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 9, 2026
  • CVE.orgNov 6, 2026
  • Monitored products — highNov 6, 2026