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.
CVE-2022-24822
This high-severity CVE scores 7.5 under NVD CVSS v3. EPSS exploit probability: 0.8%, top 25% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 72.8%
- KEV
- Not listed
Published
April 6, 2022
Last Modified
November 21, 2024
References (10)
- security-advisories@githubhttps://github.com/podium-lib/layout/commit/fe43e655432b0a5f07b6475f67babcc2588fb039
- security-advisories@githubhttps://github.com/podium-lib/layout/releases/tag/v4.6.110
- security-advisories@githubhttps://github.com/podium-lib/proxy/commit/9698a40df081217ce142d4de71f929baaa339cdf
- security-advisories@githubhttps://github.com/podium-lib/proxy/releases/tag/v4.2.74
- security-advisories@githubhttps://github.com/podium-lib/proxy/security/advisories/GHSA-3hjg-vc7r-rcrw
- af854a3a-2127-422b-91ae-364da2661108https://github.com/podium-lib/layout/commit/fe43e655432b0a5f07b6475f67babcc2588fb039
- af854a3a-2127-422b-91ae-364da2661108https://github.com/podium-lib/layout/releases/tag/v4.6.110
- af854a3a-2127-422b-91ae-364da2661108https://github.com/podium-lib/proxy/commit/9698a40df081217ce142d4de71f929baaa339cdf
- af854a3a-2127-422b-91ae-364da2661108https://github.com/podium-lib/proxy/releases/tag/v4.2.74
- af854a3a-2127-422b-91ae-364da2661108https://github.com/podium-lib/proxy/security/advisories/GHSA-3hjg-vc7r-rcrw
Affected Packages
(2 across 1 ecosystem)
npm(2)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| @podium/layout | — | 4.6.110 | — |
| @podium/proxy | — | 4.2.74 | — |
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 8× in last 7d / 43× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-11 08:25 UTCEPSS rescore
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- 2026-06-22 14:24 UTCEPSS rescore
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- 2026-06-12 05:27 UTCOSV refresh
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- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 00:23 UTCEG score recompute
Frequently asked(5)
What is CVE-2022-24822?
When was CVE-2022-24822 disclosed?
Is CVE-2022-24822 actively exploited?
What is the CVSS score of CVE-2022-24822?
How do I remediate CVE-2022-24822?
Dependency Blast Radius
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