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GHSA-xcg2-9pp4-j82x

rollbar vulnerable to Prototype Pollution in merge()

Source: GitHub Advisory Database (reviewed) Moderate CVE-2025-62517

Packages

EcosystemPackageAffectedFixed in
npm rollbar < 2.26.5 2.26.5
npm rollbar >= 3.0.0-alpha1, < 3.0.0-beta5 3.0.0-beta5

Details

As written in the advisory (Markdown source, shown as plain text).

### Impact Prototype pollution vulnerability in merge(). If application code calls `rollbar.configure()` with untrusted input, prototype pollution is possible. ### Patches Fixed in 2.26.5 and 3.0.0-beta5. ### Workarounds Ensure that values passed to `rollbar.configure()` do not contain untrusted input. ### References Fixed in https://github.com/rollbar/rollbar.js/pull/1394 (2.26.x) and https://github.com/rollbar/rollbar.js/pull/1390 (3.x)

References

External links from the advisory. They lead to third-party sites.