Skip to content
Applications

CVE-2026-47781

8.4
High
EPSS 0.13%Patch availableAug 5, 2026

PDM loads project-local plugins that allow arbitrary code execution from untrusted checkouts.

common questions

Is CVE-2026-47781 being exploited?

Not confirmed. CVE-2026-47781 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.13% probability of exploitation in the next 30 days.

How severe is CVE-2026-47781?

CVE-2026-47781 is rated High with a CVSS score of 8.4. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.

Is there a patch for CVE-2026-47781?

Yes. A fix has been recorded for CVE-2026-47781. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.

What does CVE-2026-47781 affect?

CVE-2026-47781 affects PDM <= 2.26.9, Python development environments, CI/CD runners, Build servers, and 1 further product or version. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.

What should I do about CVE-2026-47781?

Upgrade PDM to 2.27.0; avoid running pdm in untrusted checkouts; audit CI runners

Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.

executive summary
technical analysis
affected
PDM <= 2.26.9Python development environmentsCI/CD runnersBuild serversDeveloper workstations
impact

Arbitrary code execution as the invoking user via attacker-controlled .pdm-plugins/.pth during pdm init; triggers on simple commands (e.g., pdm --version). High risk in CI/automation.

action required

Immediate action required

affected versions
pdm-project pdm
  • affected< 2.27.0

As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.

how to fix
Remediation steps are tailored for users whose stack is affected. Add this technology to your stack to see the fix checklist.
references
get alerted

Track only the vulnerabilities that affect your infrastructure.

start for free