Answer in brief
CVE-2023-34062 records a High severity (CVSS 7.5) vulnerability in In Reactor Netty HTTP Server a malicious user can send a request using a specially crafted URL that can lead to a directory traversal attack. The current sources do not mark it as known exploited. The current feed maps io.projectreactor.netty:reactor-netty-http (maven), io.projectreactor.netty:reactor-netty-http (maven). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps io.projectreactor.netty:reactor-netty-http (maven), io.projectreactor.netty:reactor-netty-http (maven). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:a:broadcom:reactor_netty:*:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| io.projectreactor.netty:reactor-netty-httpmaven | >=1.1.0 <1.1.13 | 1.1.13 |
| io.projectreactor.netty:reactor-netty-httpmaven | >=1.0.0 <1.0.39 | 1.0.39 |
Published upstream
Nov 15, 2023
Evidence: source:nvd:source_dates:source-dates:recordSource modified
Sep 10, 2026
Evidence: source:nvd:source_dates:source-dates:recordFirst seen by HOL
Sep 10, 2026
In Reactor Netty HTTP Server, versions 1.1.x prior to 1.1.13 and versions 1.0.x prior to 1.0.39, a malicious user can send a request using a specially crafted URL that can lead to a directory traversal attack. Specifically, an application is vulnerable if Reactor Netty HTTP Server is configured to serve static resources.
Quoted source text, attributed separately from HOL analysis.