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CVE-2026-113776 - virtualenv: virtualenv: Arbitrary command execution via sequential placeholder substitution in activation templates

virtualenv: virtualenv: Arbitrary command execution via sequential placeholder substitution in activation templates
HIGH
Severity & confidence
Source severityhigh
Platform severityhigh
Confidencehigh
Exploitationunknown
CVSS7.8
Affected
VendorsRed Hatvirtualenv
Productsvirtualenv
Reporting sources (2)
Red Hat - CVE Feed
Open source โ†—
GitHub Security Advisories
Open source โ†—
Timeline & provenance
Published2026-10-20T22:03:18
Last updated2026-10-22T11:46:07
Ingested2026-10-21T12:22:15
FreshnessNEAR-REAL-TIME
Threat typevulnerability
Recommended action
Apply the Red Hat errata / RHSA referenced in the advisory.
Next steps
  1. Identify affected systems in your environment.
  2. Apply the vendor patch or mitigation guidance.
  3. Review logs for indicators described in the advisory.
  4. Follow the affected vendor/product to track updates.
Confidence explanation
Reported by a government or cert-grade source (CISA, NCSC, NVD, ENISA, MSRC).
Source type: vendor ยท Original: Red Hat - CVE Feed