9.1

CVE-2026-16823: ibm security verify access Improper Authentication

CVSS: 9.1v3.1CriticalAnalyzed
Published 08-10-2026Last modified 10-10-2026

Vulnerability summary

CVE-2026-16823 is a critical (CVSS 9.1) Improper Authentication vulnerability in ibm security verify access. EPSS estimates a 0.33% chance of exploitation in the next 30 days, higher than 24.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.1/10
010
Critical · v3.1 (CVE.org)
EPSS score
0.33%
0%100%
Low · Change unavailable
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 08-10-2026
    PublishedVulnerability first disclosed.
  2. 10-10-2026
    Last modifiedVulnerability information updated.

Description

IBM Security Verify Access 10.0 through 10.0.9.2 and IBM Verify Identity Access 11.0 through 11.0.3 could allow a remote attacker to bypass security restrictions due to improper authentication.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.33%

Chance of exploitation in the next 30 days

Percentile

25%

Versus all other CVEs

30-day change

Change unavailable

Change unavailable

09-10-202620-10-2026
EPSS score
0.33%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Ibm4 products

1 vendor · 4 products

References

1 links