CSV Field security updates, in plain English

CSV Field

135 sites report using it · on drupal.org · 1 security update explained here

This module enables you to upload CSV files to a field and display them as an interactive table.

Below is every security update for CSV Field that this site has covered, newest first. Each one says who could exploit it, whether it applies to your site, how urgent it is, and what to tell your developer. If your site uses this module and you are not sure which version, that is the first question to ask whoever looks after it.

CSV Field

Moderately critical · 135 sites report using it · SA-CONTRIB-2026-226 · on drupal.org · Week of 21 October 2026

The module does not sufficiently escape CSV cell and header values before passing them to the library. An ordinary account on the site could view restricted information and alter or add new data by injecting malicious scripts.

Who could do thisOnly someone with a login on your site.
Does it apply to youAn attacker must have a role with the access right to create or edit content that contains a CSV field.
Has it been used in attacksNo sign of it.
How urgentDrupal rates this moderately critical. Include it in your next routine update, within the month.

Tell your developerUpdate CSV Field to 3.0.7 or 2.0.10, whichever branch you are on.

For developers: what the fix changed

The fix introduces an `escapeCsvValue` function in `js/csv-field.js` that uses `Drupal.checkPlain()` to sanitise CSV cell and header values before they are passed to the DataTables library.

Also in this release The release also updates `fgetcsv` calls for PHP 8.4 compatibility, adds GitLab CI configuration, and updates tests.

3.0.6 to 3.0.7 1 commit, 8 files including 2 tests.

.cspell-project-words.txt +16 −0
.gitlab-ci.yml +53 −0
csv_field.libraries.yml +2 −0
js/csv-field.js +57 −21 fix
src/Plugin/Field/FieldFormatter/CsvFileTableFormatter.php +1 −1
src/Plugin/Field/FieldWidget/CsvFileWidget.php +18 −16

Full diff, 3.0.6 to 3.0.7 · Full diff, 2.0.9 to 2.0.10

The comparison is against the release immediately before the fix. If your site is on an older release, more will have changed.

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CSV Field

CSV Field

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