CVE-2026-102475In Eclipse Vert.x versions [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the HTTP proxy provides a body transformer interceptor that relies on a max buffered bytes limit to ensure a bounded buff…
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It affects Eclipse Foundation Eclipse Vert.x. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.26%, higher than 17% of scored CVEs.
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In Eclipse Vert.x versions [5.0.0,5.0.12] or [5.1.0,5.1.9] or [5.2.0, 5.2.0], the HTTP proxy provides a body transformer interceptor that relies on a max buffered bytes limit to ensure a bounded buffer for each request. This can be used to force a server to indefinitely allocate heap. This vulnerability requires to use an intercepting body transformer. The impacted component is io.vertx:vertx-http-proxy.
- CVSS
- 8.7 HIGH (v4.0, CNA)CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- Weakness (CWE)
- CWE-770
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.26% (percentile 17)
- Assigned by
- eclipse
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
Eclipse Foundation Eclipse Vert.x eclipse_foundation:eclipse_vert.x (from the name) | from 5.0.0 through 5.0.12; from 5.1.0 through 5.1.9; 5.2.0 | CNA record |
References
- https://github.com/eclipse-vertx/vertx-http-proxy/security/advisories/GHSA-mjwh-5qfp-hjgc
- https://gitlab.eclipse.org/security/cve-assignment/-/work_items/351
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.