CVE-2026-12862

XLSX formula injection in exports

Published Jun 22, 2026 CVSS 4.0 · 5.1 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Pretix
Pretix venueless
Vendors & Products Pretix
Pretix venueless
Type Values Removed Values Added
Description 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.
Title XLSX formula injection in exports
Weaknesses CWE-148
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
rami.io
Published
Updated
Jun 22, 2026, 12:23 PM
Reserved
Jun 22, 2026, 8:16 AM
Status
Deferred
Published
Jun 22, 2026, 10:16 AM
Modified
Oct 25, 2026, 11:10 PM