Cisco Secure Workload up to 4.0.3.17 memory corruption

Summaryinfo

A vulnerability was found in Cisco Secure Workload and classified as critical. This affects an unknown part. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2026-20319. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Cisco Secure Workload. It has been declared as critical. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect 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-2026-20319 are related to buffer management issues that are grouped under the Common Weakness Enumeration (CWE) CWE-119.

The advisory is shared for download at sec.cloudapps.cisco.com. This vulnerability was named CVE-2026-20319 since 10/08/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (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.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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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