High

Denial of Service vulnerability in @podium/layout and @podium/proxy

  • Disclosed: 07.04.2022
  • Updated: 11.10.2026 10:22

Impact

An attacker using the Trailer header as part of the request against proxy endpoints has the ability to take down the server. All Podium layouts that include podlets with proxy endpoints are affected.

Patches

@podium/layout which is the main way developers/users are vulnerable to this exploit, has been patched in version 4.6.110. All earlier versions are vulnerable. @podium/proxy which is the source of the vulnerability and is used by @podium/layout has been patched in version 4.2.74. All earlier versions are vulnerable.

Workarounds

It is not easily possible to work around this issue without upgrading. We recommend upgrading @podium/layout and/or @podium/proxy as soon as possible.

For more information

If you have any questions or comments about this advisory:

Credits

The vulnerability was reported by krynos from Ercoli Consulting via FINN.no's private bug bounty program

Affected software

Click a technology to see all vulnerabilities affecting it.

PlatformPackageVulnerable versionsFixed in
npm package @podium/layout < 4.6.110 4.6.110
npm package @podium/proxy < 4.2.74 4.2.74

References

CVSS score 7.5/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
CWE-248
Platform
npm
Package
@podium/layout, @podium/proxy
Disclosed
07.04.2022
Updated
11.10.2026 10:22

Sources and licenses

OSV / GitHub Advisory Database - GHSA-3hjg-vc7r-rcrw - CC BY 4.0

Vulnerability history: @podium/proxy

All published vulnerabilities of this package (npm package), newest first. Shows whether this is a one-off slip or a package that needs watching.

This is the only known vulnerability of this package.

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