CVE-2026-6938: IBM Db2 · Improper Authorization
Affects IBM Db2Source CVE Database V5
Not known to be exploited · CVSS 6.5 Medium.
Data as of 30 Oct 2026, 11:52 UTC
- EPSS
- 0.1% chance of exploitation in 30 days – higher than 8% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 27 May 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 30 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| IBMDb2 | Affected
| Fixed in– |
Mavencom.ibm.db2/db2pkg:maven/com.ibm.db2/db2Other threats | Affected
| Fixed in– |
CPE configurations (2)
cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2:12.1.4:*:*:*:*:*:*:*
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Until an official fix is released, limit user privileges to the minimum necessary and monitor for unusual activity related to remote object storage uploads. Avoid using affected versions if possible or implement compensating controls to restrict access to the vulnerable functionality.
Description
IBM Db2 12.1.0 through 12.1.4 is vulnerable to authorization bypass when uploading to a remote object storage path with a special query.