CVE-2026-20030 Cisco Crosswork Security Hardening Release: August 2026
An attacker can execute arbitrary SQL commands in Cisco Crosswork Planning, potentially reading or modifying sensitive data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-20030?
CVE-2026-20030 is a critical SQL injection vulnerability in Cisco Crosswork Planning, published on 19 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Crosswork engineering team has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-20030 are related to improper neutralization of special elements used in a SQL command issues that are grouped under the Common Weakness Enumeration (CWE) CWE-89.
Weakness: CWE-89
Which versions are affected by CVE-2026-20030?
How do I fix CVE-2026-20030?
No fix has been published for CVE-2026-20030 yet. Limit exposure of the affected software until one is available.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2026-20030 being exploited?
There is no known exploitation of CVE-2026-20030 in the wild and no public exploit code.
Sources
Also known as GHSA-vjfg-fm5p-hf44.