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Vulnerabilities

Vulnerability · CVE-2026-3087

If is given a ZIP archive with an absolute Windows path containing a drive ( ) then the archive will be extracted outside the target directory which is different than…

Published Apr 27, 2026 · catalog updated Aug 13, 2026 · the affected product

Check if you run it

No confirmed exploitation is on record for CVE-2026-3087. EPSS is 0.73%. Act only if a listed version of the affected product is installed.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium6.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.73%
Remediation
Advisory link
Affected products
cpe python/python

If is given a ZIP archive with an absolute Windows path containing a drive ( ) then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe python/python3.15.0

How to fix CVE-2026-3087

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2026-3087. EPSS is 0.73%. Act only if a listed version of the affected product is installed.

Which versions are affected?

Compare what you have installed with 3.15.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-22: Path Traversal. EPSS 0.73%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 27, 2026 · NIST NVD

    Detected

    If is given a ZIP archive with an absolute Windows path containing a drive ( ) then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability.

  2. Aug 13, 2026 · NIST NVD

    Updated

    If is given a ZIP archive with an absolute Windows path containing a drive ( ) then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability.

Sources

  • CVE.orgVulnerability recordCVE-2026-3087

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2026-3087

    30-day exploitation probability 0.7%

    first.org
  • NIST NVDVulnerability recordCVE-2026-3087

    If is given a ZIP archive with an absolute Windows path containing a drive ( ) then the archive will be extracted outside the target directory which is different than other operating systems. Only Windows is affected by this vulnerability.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.