GMS-2022-63: Zalgo-like output that crashes the server

Impact

What kind of vulnerability is it? Who is impacted?

colors package caused zalgo-like output (see https://github.com/soketi/soketi/issues/276, https://github.com/Marak/colors.js/issues/289), breaking the servers.

Only NPM users that recently upgraded or installed the NPM package are affected.

Docker users seem to not be affected as the dependencies were bundled at the time of the build, which were tested.

Patches

Has the problem been patched? What versions should users upgrade to?

Latest patch. 0.26.1 to be exact at the time of writing.

Workarounds

Is there a way for users to fix or remediate the vulnerability without upgrading?

You cannot get around this as it’s related to dependencies.

References

Are there any links users can visit to find out more?

• https://github.com/Marak/colors.js/issues/289

For more information

If you have any questions or comments about this advisory:

• Open an issue in the issues board
• Email us at alex@renoki.org