CTI · reviewed · 2026-10-04

CVE-2026-63278 affects LibreOffice from The Document Foundation. Crafted document links could expand environment variable or INI file values

Full story & timeline

MITRE ATT&CK

• T1203 Exploitation for Client Execution Execution
• T1204 User Execution Execution

Indicators

No curated indicators tied to this case.

Detections

No detection content yet — case analysis did not yield signal-specific telemetry. Check back after the next daily CTI pass.

References

• https://www.libreoffice.org/about-us/security/advisories/CVE-2026-63278
• https://www.valtersit.com/cve/CVE-2026-63274/
• https://www.valtersit.com/cve/CVE-2026-63275/
• https://www.valtersit.com/cve/CVE-2026-63276/
• https://www.valtersit.com/cve/CVE-2026-63278/