OCTOBER 8, 2026
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Case File

CVE-2026-102521

HIGH · CVSS 8.6 EPSS 0.26% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-29 · Last synced 2026-10-08

CyberRota Analysis

AI-Generated

The vulnerability in lib0's `readFromDataView` function allows an attacker to exploit improper buffer handling, leading to unauthorized access to adjacent process memory. This could potentially expose sensitive information such as credentials or logs. Organizations using affected versions of lib0 should prioritize patching this vulnerability to mitigate the risk of data leakage.

Public Exploit Signal

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

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

CVE
CVE-2026-102521
Severity
HIGH
CVSS
8.6
EPSS
0.26%

Original NVD Description

The decoder in `readFromDataView` in lib0 before 0.2.119 can be tricked into reading more than it should from a buffer. The vulnerability allows reading past the decoders' view, thus exposing adjacent process memory. This can be anything that is currently in the head, for example credentials or logs. This is similar to but different from GHSA-r5c8-rf4w-qrq8.