🛡️ CVE-2025-12183 on Maven (Root.io) — lz4

🟡 CVSS 5.0 — Medium ✅ No Known Exploit OSV

5.0

CVSS Score

0 Low4 Medium7 High9 Critical10

Description

CVE-2025-12183 in io.root.org.lz4:lz4-java - Patched by Root

Root has patched CVE-2025-12183 in the io.root.org.lz4:lz4-java package for Root:Maven. Multiple fixed versions available.

Distribution advisory

This page covers CVE-2025-12183 as tracked by Maven (Root.io), for the package lz4. The fix is available in version 1.3.0-root.io.4; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality low, integrity none, availability high.

Weakness class

ROOT-APP-MAVEN-CVE-2025-12183 is classified as CWE-125: Out-of-bounds Read. The code reads past the limits of a buffer, exposing adjacent memory contents or crashing the process.

Affected software

ROOT-APP-MAVEN-CVE-2025-12183 is recorded against 4 packages.

io.root.net.jpountz.lz4:lz4 (fixed in 1.3.0-root.io.4)
io.root.org.lz4:lz4-java (fixed in 1.8.1-root.io.2)
net.jpountz.lz4:lz4 (fixed in 1.3.0-aikido.4)
org.lz4:lz4-java (fixed in 1.8.0-aikido.9)

Timeline and source

Published on 21 June 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

CVE-2025-12183 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Base record Debian Ubuntu

Details

Severity MEDIUM

CVSS Score 5.0

CVSS Vector CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2026-06-21

Updated 2026-08-12

Modified 2026-06-21

Fix URL N/A

Affected Packages

Software	From version	Fixed in
io.root.net.jpountz.lz4:lz4	—	1.3.0-root.io.4
io.root.org.lz4:lz4-java	—	1.8.1-root.io.2
net.jpountz.lz4:lz4	—	1.3.0-aikido.4
org.lz4:lz4-java	—	1.8.0-aikido.9

References

N/A

🔗 NVD 🔗 Mitre

Similar Threats

High ROOT-APP-MAVEN-CVE-2025-66566

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