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Update dependency js-yaml to v4.1.1 [SECURITY]#62

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Update dependency js-yaml to v4.1.1 [SECURITY]#62
renovate[bot] wants to merge 1 commit intomainfrom
renovate/npm-js-yaml-vulnerability

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@renovate renovate bot commented Nov 14, 2025

This PR contains the following updates:

Package Change Age Confidence
js-yaml 4.1.04.1.1 age confidence

GitHub Vulnerability Alerts

CVE-2025-64718

Impact

In js-yaml 4.1.0, 4.0.0, and 3.14.1 and below, it's possible for an attacker to modify the prototype of the result of a parsed yaml document via prototype pollution (__proto__). All users who parse untrusted yaml documents may be impacted.

Patches

Problem is patched in js-yaml 4.1.1 and 3.14.2.

Workarounds

You can protect against this kind of attack on the server by using node --disable-proto=delete or deno (in Deno, pollution protection is on by default).

References

https://cheatsheetseries.owasp.org/cheatsheets/Prototype_Pollution_Prevention_Cheat_Sheet.html

Severity
  • CVSS Score: 5.3 / 10 (Medium)
  • Vector String: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Release Notes

nodeca/js-yaml (js-yaml)

v4.1.1

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This PR was generated by Mend Renovate. View the repository job log.

@mergify mergify bot added the auto-update This PR was automatically generated label Nov 14, 2025
@renovate renovate bot changed the title chore(deps): update dependency js-yaml to v4.1.1 [security] chore(deps): update dependency js-yaml to v4.1.1 [security] - autoclosed Mar 27, 2026
@renovate renovate bot closed this Mar 27, 2026
@renovate renovate bot deleted the renovate/npm-js-yaml-vulnerability branch March 27, 2026 03:00
@renovate renovate bot changed the title chore(deps): update dependency js-yaml to v4.1.1 [security] - autoclosed chore(deps): update dependency js-yaml to v4.1.1 [security] Mar 30, 2026
@renovate renovate bot reopened this Mar 30, 2026
@renovate renovate bot force-pushed the renovate/npm-js-yaml-vulnerability branch 2 times, most recently from f735e9d to 85646bc Compare March 30, 2026 19:14
@renovate renovate bot changed the title chore(deps): update dependency js-yaml to v4.1.1 [security] Update dependency js-yaml to v4.1.1 [SECURITY] Apr 8, 2026
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