CVE-2026-84075: IBM Guardium Data Protection · Missing Authentication
Affects IBM Guardium Data ProtectionSource CVE Database V5
Not known to be exploited · CVSS 9.9 Critical.
Data as of 2 Nov 2026, 10:58 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 46% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- CISA SSVC
- Exploitation
- No evidence of active exploitation and no public proof of concept
- Automatable
- Attackers can reliably automate steps 1–4 of the kill chain
- Technical impact
- Limited control over the software or limited information exposure
CISA SSVC assessment, 2026-09-19.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:H/A:LExploitation evidence
Disclosed: evidence found.
CVE published 18 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2 Nov 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IBMGuardium Data Protection | Affected
| Fixed in– |
CPE configurations (2)
cpe:2.3:a:ibm:guardium_data_protection:12.2:*:*:*:*:*:*:*cpe:2.3:a:ibm:guardium_data_protection:12.2.0:*:*:*:*:*:*:*
AI-suggested
Users should monitor IBM's advisories for updates. Until a fix is available, restrict network access to the ChangeTrackerServlet and implement compensating controls such as network segmentation and strict firewall rules to limit exposure.
Description
IBM Guardium Data Protection version 12.2 contains a critical vulnerability (CVE-2026-84075) where the ChangeTrackerServlet lacks proper authentication. This flaw allows a remote attacker to bypass security restrictions without any privileges or user interaction. The vulnerability has a very high CVSS score of 9.9, indicating severe impact on confidentiality, integrity, and availability.