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OpenAdvisories
Medium · 4.6 CVE-2026-41073 EUVD-2026-31500

RT: Spreadsheet downloads vulnerable to CSV/formula injection in Microsoft Excel and similar apps

Published May 22, 2026 · Updated May 23, 2026 · Assigned by GitHub_M

Description

RT is an open source, enterprise-grade issue and ticket tracking system. Versions prior to 5.0.10 and 6.0.0 through 6.0.2 contain a spreadsheet (CSV/formula) injection vulnerability. User-controlled data in spreadsheet exports is not sanitized before being written to the output file, which can cause spreadsheet applications to interpret crafted values as formulas or macros when the file is opened. This issue has been fixed in versions 5.0.10 and 6.0.3. If developers are unable to upgrade immediately, they can temporarily work around this issue by avoiding opening exported RT spreadsheet files directly in spreadsheet applications when the data may contain untrusted user input.

Affected products

VendorProductAffectedFixed
bestpractical rt < 5.0.10, >= 6.0.0, < 6.0.3 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 request-tracker5 5.0.10+dfsg-1 —
Debian 13 request-tracker5 5.0.7+dfsg-4+deb13u3 —
Debian 12 request-tracker4 4.4.6+dfsg-1.1+deb12u4 —
Debian 12 request-tracker5 5.0.3+dfsg-3~deb12u6 —
ReleasePackageFixed inAdvisory
Ubuntu 26.04 LTS request-tracker4 No fix yet —
Ubuntu 25.10 request-tracker4 +1 No fix yet —
Ubuntu 24.04 LTS request-tracker4 No fix yet —
Ubuntu 22.04 LTS request-tracker4 No fix yet —
Ubuntu 20.04 LTS request-tracker4 No fix yet —
Show 5 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS request-tracker4 No fix yet —
Ubuntu Pro 26.04 LTS request-tracker5 5.0.7+dfsg-6ubuntu0.1~esm1 —
Ubuntu Pro 24.04 LTS request-tracker5 5.0.5+dfsg-2ubuntu0.1~esm2 —
Ubuntu Pro 22.04 LTS request-tracker5 5.0.1+dfsg-1ubuntu1+esm2 —
Ubuntu Pro 18.04 LTS request-tracker4 No fix yet —

References