CVE-2025-8616: opentext advanced authentication Authentication Bypass by Capture-replay
CVSS: 6.1v4.0MediumDeferred
Published 06-08-2025Last modified 06-08-2025
Vulnerability summary
CVE-2025-8616 is a medium (CVSS 6.1) Authentication Bypass by Capture-replay vulnerability in opentext advanced authentication. EPSS estimates a 0.31% chance of exploitation in the next 30 days, higher than 22.5% of scored vulnerabilities.
CVSS score
6.1/10
010
Medium · v4.0 (CVE.org)EPSS score
0.31%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 06-08-2025PublishedVulnerability first disclosed.
- 06-08-2025Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 6.1Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:L/VA:L/SC:N/SI:N/SA:NSourcesAll 2 agree
- NVDNIST6.1MediumCVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS trend
Probability
0.31%
Chance of exploitation in the next 30 days
Percentile
23%
Versus all other CVEs
30-day change
0.00 pp
From 0.31% on 20-09-2026
20-09-202620-10-2026
EPSS score0.31%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Opentext1 product
- advanced authentication≥ 6.5.0, < = <
1 vendor · 1 product