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Vulnerabilities

Vulnerability · CVE-2024-10491

A vulnerability has been identified in the Express response.links function, allowing for arbitrary resource injection in the Link header when unsanitized data is used.

Published Oct 29, 2024 · catalog updated Jun 17, 2026 · A vulnerability has been

Last checked Nov 8, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2024-10491. EPSS is 0.44%. Act only if a listed version of A vulnerability has been is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A vulnerability has been).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.44%
Remediation
Version ranges on file
Affected products
cpe openjsf/express

A vulnerability has been identified in the Express response.links function, allowing for arbitrary resource injection in the Link header when unsanitized data is used. The issue arises from improper sanitization in header values, which can allow a combination of characters like , , and to preload malicious resources. This vulnerability is especially relevant for dynamic parameters.

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 openjsf/express< 3.21.5

How to fix CVE-2024-10491

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-2024-10491. EPSS is 0.44%. Act only if a listed version of A vulnerability has been is installed.

Which versions are affected?

Compare what you have installed with < 3.21.5. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-74: Injection. EPSS 0.44%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Express.js 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. Oct 29, 2024 · Monitored products — high

    Detected

    A vulnerability has been identified in the Express response.links function, allowing for arbitrary resource injection in the Link header when unsanitized data is used. The issue arises from improper sanitization in header values, which can allow a combination of characters like , , and to preload malicious resources. This vulnerability is especially relevant for dynamic parameters.

  2. Jun 17, 2026 · Monitored products — high

    Updated

    A vulnerability has been identified in the Express response.links function, allowing for arbitrary resource injection in the Link header when unsanitized data is used. The issue arises from improper sanitization in header values, which can allow a combination of characters like , , and to preload malicious resources. This vulnerability is especially relevant for dynamic parameters.

Sources

  • CVE.orgVulnerability recordCVE-2024-10491

    Official CVE identifier

    cve.org
  • Monitored products — highVendor advisoryCVE-2024-10491

    A vulnerability has been identified in the Express response.links function, allowing for arbitrary resource injection in the Link header when unsanitized data is used. The issue arises from improper sanitization in header values, which can allow a combination of characters like , , and to preload malicious resources. This vulnerability is especially relevant for dynamic parameters.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Nov 8, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgNov 8, 2026
  • Monitored products — highNov 8, 2026