CVE-2026-102521 lib0 - Out of Bounds Read

lib0 before 0.2.119 contains an out-of-bounds read caused by improper bounds checking in readFromDataView decoder, letting attackers read adjacent process memory, exploit requires crafted input buffer.

CVSS base score 8.6 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.26% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Out of Bounds Read
Impact
Information Disclosure, File System Read
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
Published
29 September 2026
Updated
15 October 2026
Weakness
CWE-125

Vendor fix

Update to version 0.2.119 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs