Cisco Secure Workload up to 4.0.3.17 input validation

Summaryinfo

A vulnerability, which was classified as problematic, was found in Cisco Secure Workload. Affected by this vulnerability is an unknown functionality. Such manipulation leads to input validation. This vulnerability is documented as CVE-2026-20318. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Cisco Secure Workload and classified as problematic. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is integrity, and availability. CVE summarizes:

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Workload 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-2026-20318 are related to improper input validation issues that are grouped under the Common Weakness Enumeration (CWE) CWE-20.

The advisory is available at sec.cloudapps.cisco.com. This vulnerability is handled as CVE-2026-20318 since 10/08/2025. The exploitation is known to be easy. The attack may be launched remotely. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/19/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Cisco

Name

• Secure Workload

Version

• 1.102.21
• 1.103.1.12
• 2.0.1.34
• 2.0.2.20
• 2.1.1.29
• 2.1.1.31
• 2.1.1.33
• 2.2.1.34
• 2.2.1.35
• 2.2.1.39
• 2.2.1.41
• 2.3.1.41
• 2.3.1.45
• 2.3.1.49
• 2.3.1.50
• 2.3.1.51
• 2.3.1.52
• 2.3.1.53
• 3.1.1.53
• 3.1.1.54
• 3.1.1.55
• 3.1.1.59
• 3.1.1.61
• 3.1.1.65
• 3.1.1.67
• 3.1.1.70
• 3.2.1.18
• 3.2.1.19
• 3.2.1.20
• 3.2.1.28
• 3.2.1.31
• 3.2.1.32
• 3.2.1.33
• 3.3.2.2
• 3.3.2.5
• 3.3.2.12
• 3.3.2.16
• 3.3.2.23
• 3.3.2.28
• 3.3.2.33
• 3.3.2.35
• 3.3.2.42
• 3.3.2.50
• 3.3.2.53
• 3.4.1.1
• 3.4.1.6
• 3.4.1.14
• 3.4.1.19
• 3.4.1.20
• 3.4.1.28
• 3.4.1.34
• 3.4.1.35
• 3.4.1.40
• 3.5.1.1
• 3.5.1.2
• 3.5.1.17
• 3.5.1.20
• 3.5.1.23
• 3.5.1.30
• 3.5.1.31
• 3.5.1.37
• 3.6.1.5
• 3.6.1.17
• 3.6.1.21
• 3.6.1.35
• 3.6.1.36
• 3.6.1.47
• 3.6.1.52
• 3.7.1.5
• 3.7.1.22
• 3.7.1.39
• 3.7.1.51
• 3.7.1.59
• 3.8.1.1
• 3.8.1.19
• 3.8.1.36
• 3.8.1.39
• 3.8.1.53
• 3.9.1.1
• 3.9.1.10
• 3.9.1.24
• 3.9.1.25
• 3.9.1.28
• 3.9.1.38
• 3.9.1.52
• 3.9.1.64
• 3.9.1.66
• 3.9.1.69
• 3.10.1.1
• 3.10.2.11
• 3.10.3.19
• 3.10.4.8
• 3.10.5.6
• 3.10.6.3
• 3.10.7.4
• 3.10.8.3
• 4.0.1.1
• 4.0.2.4
• 4.0.2.5
• 4.0.3.13
• 4.0.3.17

License

• commercial

Website

• Vendor: https://www.cisco.com/

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