CVE-2024-53924: Pycel allows code injection via a crafted formula

April 17, 2025 (updated April 22, 2025)

Pycel through 1.0b30, when operating on an untrusted spreadsheet, allows code execution via a crafted formula in a cell, such as one beginning with the =IF(A1=200, eval("__import__('os').system( substring.

References

gist.github.com/aelmosalamy/cb098e61939718d2bb248fd1cc94f287
github.com/advisories/GHSA-pw67-xjhq-389w
github.com/dgorissen/pycel
github.com/stephenrauch/pycel
nvd.nist.gov/vuln/detail/CVE-2024-53924
pypi.org/project/pycel

Code Behaviors & Features

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