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VulnerabilityPublished

CVE-2026-86087: IBM Db2 · Path Traversal

Affects IBM Db2Source CVE Database V5

0

Not known to be exploited · CVSS 4.3 Medium.

Data as of 26 Oct 2026, 14:05 UTC

CVSS 3.1 base score
4.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 27% 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:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 10 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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

ProductAffectedFixed in
IBMDb2Affected
  • >=11.5.0 <=11.5.9
  • >=12.1.0 <=12.1.5
Fixed in–
Mavencom.ibm.db2/db2pkg:maven/com.ibm.db2/db2Other threatsAffected
  • >=11.5.0 <=11.5.9
  • >=12.1.0 <=12.1.5
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:*:*:*:*:*:*:*

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

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.

References

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