[GHSA-73rr-hh4g-fpgx] jsdiff has a Denial of Service vulnerability in parsePatch and applyPatch

[CraigHammondDexcom]

Updates

• Affected products
• CVSS v4
• Severity

Comments
https://github.com/kpdecker/jsdiff/releases/tag/v3.5.1 was created featuring a backport of the vulnerability fixes.

[github]

Hi there @kpdecker! A community member has suggested an improvement to your security advisory. If approved, this change will affect the global advisory listed at github.com/advisories. It will not affect the version listed in your project repository.

This change will be reviewed by our Security Curation Team. If you have thoughts or feedback, please share them in a comment here! If this PR has already been closed, you can start a new community contribution for this advisory

[CraigHammondDexcom]

Feel free to undo this change, the form would not let me submit without removing the last bit

[CraigHammondDexcom]

I did not intend to change the severity

[Copilot]

Pull request overview

This PR updates the security advisory GHSA-73rr-hh4g-fpgx for a Denial of Service vulnerability in the jsdiff library. The update includes modifications to the CVSS v4 score, severity level, and adds coverage for a backported fix in version 3.5.1.

Changes:

• Updated CVSS v4 score by removing optional Exploit Maturity metric
• Added new affected version range (0 to 3.5.1) to cover older versions with backported fix
• Corrected existing version range to start at 4.0.0 instead of 0
• Elevated severity from LOW to MODERATE

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[advisory-database]

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