CVE-2025-4878

Published Jul 22, 2025

Last updated 23 days ago

CVSS low 3.6
Mysql

Overview

Description
A vulnerability was found in libssh, where an uninitialized variable exists under certain conditions in the privatekey_from_file() function. This flaw can be triggered if the file specified by the filename doesn't exist and may lead to possible signing failures or heap corruption.
Source
secalert@redhat.com
NVD status
Deferred

Risk scores

CVSS 3.1

Type
Secondary
Base score
3.6
Impact score
2.5
Exploitability score
1
Vector string
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N
Severity
LOW

Weaknesses

secalert@redhat.com
CWE-416

Social media

Hype score
Not currently trending

Related CVEs

  1. Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General). Supported versions that are affected are 9.0.0-9.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise MySQL Router. Successful attacks of this vulnerability can result in takeover of MySQL Router. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).•CVE-2026-46860
  2. Vulnerability in the MySQL NDB Cluster product of Oracle MySQL (component: Cluster: NDB Operator). Supported versions that are affected are 8.0.11-8.0.46, 8.4.0-8.4.9 and 9.0.0-9.7.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise MySQL NDB Cluster. While the vulnerability is in MySQL NDB Cluster, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MySQL NDB Cluster accessible data as well as unauthorized access to critical data or complete access to all MySQL NDB Cluster accessible data. CVSS 3.1 Base Score 9.6 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N).•CVE-2026-46861
  3. Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Connection Handling). Supported versions that are affected are MySQL Server: 8.4.0-8.4.9, 9.0.0-9.7.0; MySQL Cluster: 8.0.11-8.0.46, 8.4.0-8.4.9 and 9.0.0-9.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).•CVE-2026-46863
  4. Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell for VS Code). The supported version that is affected is 2026.2.0+9.6.1. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise MySQL Shell. While the vulnerability is in MySQL Shell, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in takeover of MySQL Shell. CVSS 3.1 Base Score 9.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H).•CVE-2026-46850
  5. Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: GIS). Supported versions that are affected are 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).•CVE-2026-35235

References

Sources include official advisories and independent security research.