SB20260819139 - Multiple vulnerabilities in Cisco Crosswork



SB20260819139 - Multiple vulnerabilities in Cisco Crosswork

Published: August 19, 2026

Security Bulletin ID SB20260819139
CSH Severity
High
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 vulnerabilities.


1) SQL injection (CVE-ID: CVE-2026-20030)

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to sql injection in the sql command handling functionality when processing crafted input. A remote attacker can send crafted input to execute arbitrary code.


2) Missing Authentication for Critical Function (CVE-ID: CVE-2026-20357)

CWE-ID: CWE-306 - Missing Authentication for Critical Function

CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to bypass authentication and execute arbitrary code.

The vulnerability exists due to missing authentication for critical function in a critical function when handling requests. A remote attacker can send a crafted request to bypass authentication and execute arbitrary code.


3) External Control of File Name or Path (CVE-ID: CVE-2026-20358)

CWE-ID: CWE-73 - External Control of File Name or Path

CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to execute arbitrary code.

The vulnerability exists due to external control of file system in file system handling functionality when processing crafted input. A remote attacker can supply crafted file system input to execute arbitrary code.


4) Insufficiently protected credentials (CVE-ID: CVE-2026-20359)

CWE-ID: CWE-522 - Insufficiently Protected Credentials

CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]


The vulnerability allows a remote attacker to disclose sensitive information.

The vulnerability exists due to insufficiently protected credentials in credential storage when accessing exposed credentials. A remote attacker can access exposed credentials to disclose sensitive information.


Remediation

Install update from vendor's website.