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CVE-2026-10549— Privilege escalation in Yandex Database

Quick assessment

Affected
Yandex Yandex Database
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Yandex Database是俄罗斯Yandex公司的一个分布式SQL数据库管理系统。 Yandex Database 25.3.1.25之前版本存在安全漏洞，该漏洞源于LDAP过滤器注入问题，可能导致远程攻击者绕过组成员检查，导致未授权访问数据库。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.27% · P17

Affected Version Matrix 1

VendorProduct Version RangeStatus
Yandex Yandex Database < 25.3.1.25 affected
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I. Basic Information for CVE-2026-10549

Vulnerability Information
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Vulnerability Title
Privilege escalation in Yandex Database
Source: CVE Program / CVE List V5
Vulnerability Description
LDAP filter injection vulnerability in Yandex Database prior to 25.3.1.25 allows a remote attacker with valid LDAP credentials to bypass group membership checks resulting in unauthorized access to the database.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/AU:Y
Source: CVE Program / CVE List V5
Vulnerability Type
不充分权限或特权的处理不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Yandex Database 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Yandex Database是俄罗斯Yandex公司的一个分布式SQL数据库管理系统。 Yandex Database 25.3.1.25之前版本存在安全漏洞，该漏洞源于LDAP过滤器注入问题，可能导致远程攻击者绕过组成员检查，导致未授权访问数据库。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Yandex Yandex Database 0 ~ 25.3.1.25 -

II. Public POCs for CVE-2026-10549

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III. Intelligence Information for CVE-2026-10549

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Vendor Pages for CVE-2026-10549 (1)

IV. Related Vulnerabilities

Same vendor: Yandex
Same weakness: CWE-280

V. Comments for CVE-2026-10549

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