What is CVE-2022-24822?

CVE-2022-24822 is a high-severity vulnerability in Finn Podium Layout, classified under CWE-248. CVSS score: 7.5/10. Published 2022-04-06.

How severe is CVE-2022-24822?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Finn Podium Layout

CVE-2022-24822

Podium is a library for building micro frontends. @podium/layout is a module for building a Podium layout server, and @podium/proxy is a module for proxying HTTP requests from a layout server to a podlet server. In @podium/layout prior to version 4.6.110 and @podium/proxy prior to version 4.2.74, 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. `@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. It is not easily possible to work around this issue without upgrading.

Published 2022-04-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.017 (75.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

Finn Podium Layout
Finn Podium Proxy
Podium-Lib Proxy — versions < 4.6.110, < 4.2.74

Weakness classification (CWE)

CWE-248

References

github.com/podium-lib/proxy/security/advisories/GHSA-3hjg-vc7r-rcrw (Third Party Advisory)
github.com/podium-lib/layout/commit/fe43e655432b0a5f07b6475f67babcc2588fb039 (Patch, Third Party Advisory)
github.com/podium-lib/proxy/commit/9698a40df081217ce142d4de71f929baaa339cdf (Patch, Third Party Advisory)
github.com/podium-lib/layout/releases/tag/v4.6.110 (Third Party Advisory, Release Notes)
github.com/podium-lib/proxy/releases/tag/v4.2.74 (Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2022-24822?: CVE-2022-24822 is a high-severity vulnerability in Finn Podium Layout, classified under CWE-248. CVSS score: 7.5/10. Published 2022-04-06.
How severe is CVE-2022-24822?: High severity. CVSS v3 base score is 7.5 out of 10.