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Vulnerabilities

Vulnerability · CVE-2021-22506

Micro Focus Access Manager Information Leakage Vulnerability

Published Mar 26, 2021 · catalog updated Jun 16, 2026 · Micro Focus Micro Focus Access Manager

Patch now

CVE-2021-22506 is in the CISA known-exploited catalog, due Nov 17, 2021. Confirm Micro Focus Micro Focus Access Manager 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
High7.5
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
25.70%
Remediation
Remediation guidance
Affected products
cpe microfocus/access manager · vendor Micro Focus Micro Focus Access Manager

Advance configuration exposing Information Leakage vulnerability in Micro Focus Access Manager product, affects all versions prior to version 5.0. The vulnerability could cause information leakage.

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 microfocus/access managerversion unspecified
  • vendor Micro Focus Micro Focus Access Managerversion unspecified

How to fix CVE-2021-22506

What to do

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

Should you patch?

CVE-2021-22506 is in the CISA known-exploited catalog, due Nov 17, 2021. Confirm Micro Focus Micro Focus Access Manager 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 updates per vendor instructions.

What should an analyst verify?

No weakness class is stored. EPSS 25.70%. 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. Mar 26, 2021 · Catalog

    Detected

    Advance configuration exposing Information Leakage vulnerability in Micro Focus Access Manager product, affects all versions prior to version 5.0. The vulnerability could cause information leakage.

  2. Nov 3, 2021 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Nov 17, 2021 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    Advance configuration exposing Information Leakage vulnerability in Micro Focus Access Manager product, affects all versions prior to version 5.0. The vulnerability could cause information leakage.

Sources

  • CISA KEVConfirmed exploitationCVE-2021-22506

    Micro Focus Access Manager contains an information leakage vulnerability resulting from a SAML service provider redirection issue when the Assertion Consumer Service URL is used.

    cisa.gov
  • CVE.orgVulnerability recordCVE-2021-22506

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2021-22506

    30-day exploitation probability 25.7%

    first.org
  • NIST NVDVulnerability recordCVE-2021-22506

    Advance configuration exposing Information Leakage vulnerability in Micro Focus Access Manager product, affects all versions prior to version 5.0. The vulnerability could cause information leakage.

    nvd.nist.gov
  • VulnCheck KEVConfirmed exploitationCVE-2021-22506

    Micro Focus Access Manager contains an information leakage vulnerability resulting from a SAML service provider redirection issue when the Assertion Consumer Service URL is used.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 17, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.