Machine-written summary
Summary written by Claude Haiku from the source advisory. Not reviewed by a person.
Eclipse Jetty (org.eclipse.jetty:jetty-server) versions 9.4.0 through 9.4.56 are affected. A buffer can be released incorrectly when a gzip error occurs while inflating a request body, which can corrupt data or cause data to be shared between requests. The source does not describe the exact conditions an attacker needs. Upgrade to 9.4.57.v20241219 or later. No workaround is listed.
Not analysed yet
We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.
Severity and exploitation
| Score | Rating | CVSS | Vector | Source |
|---|---|---|---|---|
| 7.2 | High | 3.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N | CNA (eclipse) |
- CISA KEV Not listed.
- EPSS 0.0056, the 47th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.
Timeline
- 31 Oct 2026, 14:17 UTC First seen by agentprime
- 31 Oct 2026, 14:17 UTC Confirmed by OSV