CVE-2026-24825CWE-401

a memory leak in ydb-platform/ydb with use of yajl_tree_parse function from src/yail module, which will cause out-of-memory in server and cause crash.

Medium · published January 27, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
28.8
In the wild
Unconfirmed
What it is

Missing Release of Memory after Effective Lifetime vulnerability in ydb-platform ydb (contrib/libs/yajl modules). This vulnerability is associated with program files yail_tree.C.

This issue affects ydb: through 24.4.4.2.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L/S:N/AU:Y/R:U/V:D/RE:L/U:Amber
EPSS
0.00362 · 28.8th percentile
Weakness
CWE-401 · Missing Release of Memory after Effective Lifetime
Published
2026-01-27T09:02Z
EPSS history
Timeline
  • 27 JAN 09:02Z
    a memory leak in ydb-platform/ydb with use of yajl_tree_parse function from src/yail module, which will cause out-of-memory in server and cause crash.
    cvelistv5