What is CVE-2022-2191?

CVE-2022-2191 is a high-severity vulnerability in Eclipse Jetty, classified under Improper Resource Shutdown or Release. CVSS score: 7.5/10. Published 2022-07-07.

How severe is CVE-2022-2191?

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

Is CVE-2022-2191 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Eclipse Jetty

CVE-2022-2191

In Eclipse Jetty versions 10.0.0 thru 10.0.9, and 11.0.0 thru 11.0.9 versions, SslConnection does not release ByteBuffers from configured ByteBufferPool in case of error code paths.

Published 2022-07-07 · 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: 0.022 (82.0th percentile), scored 2026-10-19.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: -0.000

Affected products

Eclipse Jetty
The Eclipse Foundation Jetty — versions 10.0.0, unspecified, 11.0.0

Weakness classification (CWE)

Public proof-of-concept exploits

References

github.com/eclipse/jetty.project/security/advisories/GHSA-8mpp-f3f7-xc28 (Exploit, Vendor Advisory)
security.netapp.com/advisory/ntap-20220909-0003/ (Third Party Advisory)

Frequently asked questions

What is CVE-2022-2191?: CVE-2022-2191 is a high-severity vulnerability in Eclipse Jetty, classified under Improper Resource Shutdown or Release. CVSS score: 7.5/10. Published 2022-07-07.
How severe is CVE-2022-2191?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-2191 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.