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Microsoft Security Response CenterCVE-2026-34982

Vim modeline bypass via various options affects Vim < 9.2.0276

HighVendor CVSS 8.2 / 10 1 CVE Published Apr 8, 2026 at 1:01 AM UTC

Summary

Mariner

Products covered

  • cbl2 vim 9.2.0240-1 on CBL Mariner 2.0

  • cbl2 vim 9.2.0240-1 on CBL-Mariner 2.0

  • azl3 vim 9.2.0240-1 on Azure Linux 3.0

Remediation

Release Notes CBL-Mariner Releases

Vendor-listed fixes

  • 9.2.0315-1

CVEs in this advisory 1

Update history

What changed in later vendor updates

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

    • Added affected products: cbl2 vim 9.2.0240-1 on CBL-Mariner 2.0.
    • The vendor changed its remediation guidance.

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  3. Added to SecurityAlert

    We collected the advisory from the official source.

  4. Confirmed at the source

    Our collector saw this advisory during a later source check.