SEPTEMBER 17, 2026
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Case File

CVE-2026-86321

MEDIUM · CVSS 5.3 EPSS 0.38% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-07 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

The vulnerability affects the URL validation function in the jackson-coreutils library, specifically in the JsonLoader.fromURL method, allowing for server-side request forgery (SSRF) attacks. This can be exploited remotely, potentially leading to unauthorized access to internal services or data. Organizations using Java applications that rely on this library should prioritize patching or mitigating this vulnerability to safeguard against potential exploitation.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-86321
Severity
MEDIUM
CVSS
5.3
EPSS
0.38%
Java GitHub

Original NVD Description

A vulnerability was found in java-json-tools jackson-coreutils 2.0. Affected by this issue is the function JsonLoader.fromURL of the file src/main/java/com/github/fge/jackson/JsonLoader.java of the component URL Validation. The manipulation results in server-side request forgery. It is possible to launch the attack remotely. The exploit has been made public and could be used. The project was informed of the problem early through an issue report but has not responded yet.