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Vulnerabilities

Vulnerability · CVE-2025-8616

A weakness identified in OpenText Advanced Authentication where a Malicious browser plugin can record and replay the user authentication process to bypass Authentication.

Published Aug 6, 2025 · catalog updated Aug 6, 2025 · Opentext Advanced Authentication

Last checked Oct 27, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-8616. EPSS is 0.35%. Act only if a listed version of Opentext Advanced Authentication is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.35%
Remediation
Version ranges on file
Affected products
vendor Opentext Advanced Authentication 6.5.0 ≤ <

A weakness identified in OpenText Advanced Authentication where a Malicious browser plugin can record and replay the user authentication process to bypass Authentication. This issue affects Advanced Authentication on or before 6.5.0.

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 Opentext Advanced Authentication 6.5.0 ≤ <6.5.0 ≤ <

How to fix CVE-2025-8616

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-2025-8616. EPSS is 0.35%. Act only if a listed version of Opentext Advanced Authentication is installed.

Which versions are affected?

Compare what you have installed with Opentext Advanced Authentication 6.5.0 ≤ < 6.5.0 ≤ <. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.35%. There is no CISA KEV listing. 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. Aug 6, 2025 · EUVD

    Detected

    A weakness identified in OpenText Advanced Authentication where a Malicious browser plugin can record and replay the user authentication process to bypass Authentication. This issue affects Advanced Authentication on or before 6.5.0.

  2. Aug 6, 2025 · EUVD

    Updated

    A weakness identified in OpenText Advanced Authentication where a Malicious browser plugin can record and replay the user authentication process to bypass Authentication. This issue affects Advanced Authentication on or before 6.5.0.

Sources

  • CVE.orgVulnerability recordCVE-2025-8616

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-8616

    30-day exploitation probability 0.35%

    first.org
  • EUVDVulnerability recordEUVD-2025-23844

    A weakness identified in OpenText Advanced Authentication where a Malicious browser plugin can record and replay the user authentication process to bypass Authentication. This issue affects Advanced Authentication on or before 6.5.0.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 27, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 27, 2026
  • CVE.orgOct 21, 2026
  • EUVDOct 20, 2026