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#6261 Improve CSS sanitizer#6262

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sosnovsky merged 3 commits into
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issue-6261-update-css-sanitizer
Jul 20, 2026
Merged

#6261 Improve CSS sanitizer#6262
sosnovsky merged 3 commits into
masterfrom
issue-6261-update-css-sanitizer

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@martgil

@martgil martgil commented Jul 16, 2026

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This PR adds image-set on blocked listed background values.

close #6261


Tests (delete all except exactly one):

  • Tests added or updated

To be filled by reviewers

I have reviewed that this PR... (tick whichever items you personally focused on during this review):

  • addresses the issue it closes (if any)
  • code is readable and understandable
  • is accompanied with tests, or tests are not needed
  • is free of vulnerabilities
  • is documented clearly and usefully, or doesn't need documentation

@martgil
martgil requested a review from sosnovsky as a code owner July 16, 2026 13:28
@martgil
martgil marked this pull request as draft July 16, 2026 13:28
@martgil
martgil marked this pull request as ready for review July 17, 2026 10:47
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Comment thread extension/js/common/platform/xss.ts Outdated
@martgil
martgil requested a review from sosnovsky July 20, 2026 12:01
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martgil commented Jul 20, 2026

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Hi @sosnovsky - This one is ready for a review. Thanks!

@sosnovsky sosnovsky left a comment

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looks good now, thanks!

@sosnovsky
sosnovsky merged commit fc6337c into master Jul 20, 2026
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@sosnovsky
sosnovsky deleted the issue-6261-update-css-sanitizer branch July 20, 2026 13:40
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Improve css sanitizer

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