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Vulnerabilities

Vulnerability · CVE-2020-17453

WSO2 api_manager Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Published Nov 13, 2023 · catalog updated Nov 13, 2023 · WSO2

Patch now

CVE-2020-17453 is in the CISA known-exploited catalog. Confirm WSO2 against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
26.22%
Remediation
Remediation guidance
Affected products
vendor WSO2 api_manager

WSO2 Management Console through 5.10 allows XSS via the carbon/admin/login.jsp msgId parameter. Initial-access exploit intelligence.

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.

  • vendor WSO2 api_managerversion unspecified

How to fix CVE-2020-17453

What to do

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

Should you patch?

CVE-2020-17453 is in the CISA known-exploited catalog. Confirm WSO2 against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 26.22%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

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. Nov 13, 2023 · VulnCheck KEV

    Detected

    WSO2 Management Console through 5.10 allows XSS via the carbon/admin/login.jsp msgId parameter. Initial-access exploit intelligence.

  2. Nov 13, 2023 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2020-17453

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-17453

    30-day exploitation probability 26.2%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2020-17453

    WSO2 Management Console through 5.10 allows XSS via the carbon/admin/login.jsp msgId parameter.

    vulncheck.com

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.