Bump browserslist from 4.24.2 to 4.28.8

[dependabot]

Bumps browserslist from 4.24.2 to 4.28.8.

Release notes

Sourced from browserslist's releases.

4.28.8

• Fixed including kaios in baseline queries (by @​Jaybhade).

4.28.7

• Improved parsing performance.
• Fixed unbounded memory growth (by @​alanturing881).
• Fixed prototype write issue (by @​alanturing881).

4.28.6

• Fixed Electron version queries (by @​spokodev).

4.28.5

• Fixed > and >= queries (by @​spokodev).

4.28.4

• Fixed SyntaxError regression of 4.28.3.

4.28.3

• Fixed baseline query case-insensitivity (by @​swwind).

4.28.2

• Fix prototype pollution (by @​chluo1997).

4.28.1

• Removed Baseline warning since we have it own warning.

4.27.0

• Added BROWSERSLIST_TRACE_WARNING environment variable.

4.26.3

• Fixed throwOnMissing with extends query (by @​alexander-akait).

4.26.2

• Fixed baseline-browser-mapping version requirement.

4.26.1

• Updated Firefox ESR.

4.26.0

• Added Baseline queries (by @​tonypconway).

4.25.4

• Fixed Windows support for custom stats (by @​torgeilo).

4.25.3

• Fixed ReDoS (by @​ericcornelissen).

4.25.2

• Fixed Node.js --permission support (by @​broofa).

... (truncated)

Changelog

Sourced from browserslist's changelog.

4.28.8

• Fixed including kaios in baseline queries (by @​Jaybhade).

4.28.7

• Improved parsing performance.
• Fixed unbounded memory growth (by @​alanturing881).
• Fixed prototype write issue (by @​alanturing881).

4.28.6

• Fixed Electron version queries (by @​spokodev).

4.28.5

• Fixed > and >= queries (by @​spokodev).

4.28.4

• Fixed SyntaxError regression of 4.28.3.

4.28.3

• Fixed baseline query case-insensitivity (by @​swwind).

4.28.2

• Fix prototype pollution (by @​chluo1997).

4.28.1

• Removed Baseline warning since we have it own warning.

4.48.0

• Added firefox >= esr query support (by @​SethFalco).
• Fixed docs (by @​SethFalco).

4.27.0

• Added BROWSERSLIST_TRACE_WARNING environment variable.

4.26.3

• Fixed throwOnMissing with extends query (by @​alexander-akait).

4.26.2

• Fixed baseline-browser-mapping version requirement.

... (truncated)

Commits

• f2f2e6c Release 4.28.8 version
• d0787c8 Update dependencies
• fcf8fa9 Merge pull request #939 from Jaybhade/fix/baseline-kaios-without-downstream
• 57ecd64 fix: support "including kaios" without downstream
• 093a0f6 Update EM banner
• b637868 Release 4.28.7 version
• 313f465 Update dependencies
• c935c5a Fix regexp performance
• d7e9e65 Rewrite structure parsing to make it always fast
• ec4a55e Fix import order
• Additional commits viewable in compare view

Maintainer changes

This version was pushed to npm by GitHub Actions, a new releaser for browserslist since your current version.

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[fossabot]

⏳ Analysis Queued

Your fossabot analysis was queued at 2026-09-03 00:25:05 UTC. We'll start as soon as a worker picks it up.

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fossabot will update this comment as the analysis progresses.

[fossabot]

App impact analysis skipped — out of credits

Breaking change detection completed but more credits are needed to enable usage detection, impact analysis, fix suggestions, and get your final upgrade determination.

browserslist 4.24.2 → 4.28.8

We found 2 security fixes.

• Fix ReDoS vulnerability (v4.25.2-4.25.3, commit)
• Fixed prototype pollution vulnerability in copyObject() function by filtering out dangerous keys (proto, constructor, prototype) to prevent unauthorized prototype modifications (v4.28.2, package source)

View more changes for browserslist

• Fixed support ESM shared config. (v4.24.4-4.24.5, changelog)
• Fixed docs (by Alexander Pushkov & マルコメ). (v4.24.4-4.24.5, changelog)
• Fixed Node.js --permission support (by @​broofa). (v4.25.1-4.25.2, changelog)
• Fixed ReDoS (by @​ericcornelissen). (v4.25.2-4.25.3, changelog)
• Fixed Windows support for custom stats (by @​torgeilo). (v4.25.3-4.25.4, changelog)
• Fixed baseline-browser-mapping version requirement. (v4.26.1-4.26.2, changelog)
• Fixed throwOnMissing with extends query (by @​alexander-akait). (v4.26.2-4.26.3, changelog)
• Removed Baseline warning since we have it own warning. (v4.28.0-4.28.1, changelog)
• Fix prototype pollution (by @​chluo1997). (v4.28.1-4.28.2, changelog)
• Fixed baseline query case-insensitivity (by @​swwind). (v4.28.2-4.28.3, changelog)

...and 251 more in the full analysis

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Re-run with @fossabot analyze.

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[fossabot]

App impact analysis skipped — out of credits

Breaking change detection completed but more credits are needed to enable usage detection, impact analysis, fix suggestions, and get your final upgrade determination.

browserslist 4.24.2 → 4.28.8

We found 2 security fixes.

• Fix ReDoS vulnerability (v4.25.2-4.25.3, commit)
• Fixed prototype pollution vulnerability in copyObject() function by filtering out dangerous keys (proto, constructor, prototype) to prevent unauthorized prototype modifications (v4.28.2, package source)

View more changes for browserslist

• Fixed support ESM shared config. (v4.24.4-4.24.5, changelog)
• Fixed docs (by Alexander Pushkov & マルコメ). (v4.24.4-4.24.5, changelog)
• Fixed Node.js --permission support (by @​broofa). (v4.25.1-4.25.2, changelog)
• Fixed ReDoS (by @​ericcornelissen). (v4.25.2-4.25.3, changelog)
• Fixed Windows support for custom stats (by @​torgeilo). (v4.25.3-4.25.4, changelog)
• Fixed baseline-browser-mapping version requirement. (v4.26.1-4.26.2, changelog)
• Fixed throwOnMissing with extends query (by @​alexander-akait). (v4.26.2-4.26.3, changelog)
• Removed Baseline warning since we have it own warning. (v4.28.0-4.28.1, changelog)
• Fix prototype pollution (by @​chluo1997). (v4.28.1-4.28.2, changelog)
• Fixed baseline query case-insensitivity (by @​swwind). (v4.28.2-4.28.3, changelog)

...and 251 more in the full analysis

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Re-run with @fossabot analyze.

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[depintel-bot]

🟢 Ready to merge

🟢 Ready to merge

Lapisa checked (lockfile) - → - against the interfaces this repository uses; no affected usage was found.

View evidence and analysis receipt

depintel verdict: safe

Package: (lockfile) - -> -

_{review lockface-00821c2a-clean · engine 444e566}

Impact: NONE found — OK to merge on this evidence.

lock-only refresh: no phantom-direct hits — indirect resolution moves are the declared deps' maintainers' responsibility face (reviewed law); lock locations added 1 / removed 0 / modified 5

additional: lock location inventory

• modified: node_modules/browserslist
• modified: node_modules/caniuse-lite
• modified: node_modules/electron-to-chromium
• modified: node_modules/node-releases
• modified: node_modules/update-browserslist-db
• added: node_modules/baseline-browser-mapping

Basis: lock-only refresh: no phantom-direct hits — indirect resolution moves are the declared deps' maintainers' responsibility face (reviewed law); lock locations added 1 / removed 0 / modified 5

additional: lock location inventory

• modified: node_modules/browserslist
• modified: node_modules/caniuse-lite
• modified: node_modules/electron-to-chromium
• modified: node_modules/node-releases
• modified: node_modules/update-browserslist-db
• added: node_modules/baseline-browser-mapping

Run: 20260903T002848Z-1bd1ddc036a9

---

Evidence is static analysis plus release evidence available to depintel at run time. This advisory verdict is not a substitute for maintainer review.