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Denial of Service in handlebars

Moderate severity GitHub Reviewed Published Sep 3, 2020 to the GitHub Advisory Database • Updated Jan 9, 2023

Package

npm handlebars (npm)

Affected versions

>= 4.0.0, < 4.4.5

Patched versions

4.4.5

Description

Affected versions of handlebars are vulnerable to Denial of Service. The package's parser may be forced into an endless loop while processing specially-crafted templates. This may allow attackers to exhaust system resources leading to Denial of Service.

Recommendation

Upgrade to version 4.4.5 or later.

References

Reviewed Aug 31, 2020
Published to the GitHub Advisory Database Sep 3, 2020
Last updated Jan 9, 2023

Severity

Moderate

Weaknesses

CVE ID

No known CVE

GHSA ID

GHSA-f52g-6jhx-586p

Source code

No known source code
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