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Vulnerabilities

Vulnerability · CVE-2025-64512

Pdfminer.six is a community maintained fork of the original PDFMiner, a tool for extracting information from PDF documents.

Published Nov 10, 2025 · catalog updated Jan 8, 2026 · Pdfminer.six is a community

Last checked Oct 28, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-64512. EPSS is 0.33%. Act only if a listed version of Pdfminer.six is a community is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Pdfminer.six is a community).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.33%
Remediation
Version ranges on file
Affected products
vendor pdfminer pdfminer.six < 20251107

Pdfminer.six is a community maintained fork of the original PDFMiner, a tool for extracting information from PDF documents. Prior to version 20251107, pdfminer.six will execute arbitrary code from a malicious pickle file if provided with a malicious PDF file. The function in pdfminer.six uses to deserialize pickle files. These pickle files are supposed to be part of the pdfminer.six distribution stored in the directory, but a malicious PDF can specify an alternative directory and filename as long as the filename ends in . A malicious, zipped pickle file can then contain code which will automat

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.

  • vendor pdfminer pdfminer.six < 20251107< 20251107

How to fix CVE-2025-64512

  • Upgrade

    CVE-2025-64512 lists a fix boundary at 20251107. Compare the installed build with that boundary before you change production.

  • Version check

    Affected < 20251107

  • Advisory

    Open the cve_org record and follow its fix.

  • Official advisories

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-2025-64512. EPSS is 0.33%. Act only if a listed version of Pdfminer.six is a community is installed.

Which versions are affected?

Compare what you have installed with pdfminer pdfminer.six < 20251107 < 20251107. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.33%. 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. Nov 10, 2025 · EUVD

    Detected

    Pdfminer.six is a community maintained fork of the original PDFMiner, a tool for extracting information from PDF documents. Prior to version 20251107, pdfminer.six will execute arbitrary code from a malicious pickle file if provided with a malicious PDF file. The function in pdfminer.six uses to deserialize pickle files. These pickle files are supposed to be part of the pdfminer.six distribution s

  2. Jan 8, 2026 · EUVD

    Updated

    Pdfminer.six is a community maintained fork of the original PDFMiner, a tool for extracting information from PDF documents. Prior to version 20251107, pdfminer.six will execute arbitrary code from a malicious pickle file if provided with a malicious PDF file. The function in pdfminer.six uses to deserialize pickle files. These pickle files are supposed to be part of the pdfminer.six distribution s

Sources

  • CVE.orgVulnerability recordCVE-2025-64512

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-38315

    Pdfminer.six is a community maintained fork of the original PDFMiner, a tool for extracting information from PDF documents. Prior to version 20251107, pdfminer.six will execute arbitrary code from a malicious pickle file if provided with a malicious PDF file. The function in pdfm

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 28, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • CVE.orgOct 24, 2026
  • EUVDOct 24, 2026