CVE-2026-12862 — XLSX formula injection in exports

CVE-2026-12862

XLSX formula injection in exports PUBLISHED

Description (CNA)

Untrusted user data was passed verbatim to Excel exports for administrators. This allowed formula injection which can be used to compromise the environment of the user loading the file or other data in the file.

Affected (CNA)

Vendor / product	Versions
pretix / Venueless	affected 0.0.0 before 0a35457f

CWE

CWE-148

References

https://github.com/venueless/venueless/security/advisories/GHSA-5hw3-655h-7m86

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.