CVE-2026-86087: IBM Db2 · Path Traversal
Affects IBM Db2Source CVE Database V5
Not known to be exploited · CVSS 4.3 Medium.
Data as of 26 Oct 2026, 12:30 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 26% 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:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 10 Sep 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 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 (4)
cpe:2.3:a:ibm:db2:11.5.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2:11.5.9:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2:12.1.0:*:*:*:*:*:*:*cpe:2.3:a:ibm:db2:12.1.5:*:*:*:*:*:*:*
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AI-suggested
Until a fix is available, restrict authenticated user permissions to limit the ability to send crafted requests that could exploit this vulnerability.
Description
CVE-2026-86087 is a medium severity vulnerability in IBM Db2 versions 11.5.0 through 11.5.9 and 12.1.0 through 12.1.5. It allows an authenticated user to send a specially crafted request that could write arbitrary files on the system due to improper limitation of a pathname to a restricted directory (path traversal). The vulnerability does not affect confidentiality or availability but impacts integrity. No patch information is provided in the input data.