Cisco Secure Workload up to 4.0.3.17 improper authentication

Summaryinfo

A vulnerability, which was classified as critical, has been found in Cisco Secure Workload. Affected is an unknown function. This manipulation causes improper authentication. This vulnerability is registered as CVE-2026-20317. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability has been found in Cisco Secure Workload and classified as critical. Affected by this vulnerability is an unknown functionality. The manipulation with an unknown input leads to a improper authentication vulnerability. The CWE definition for the vulnerability is CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. As an impact it is known to affect integrity, and availability. The summary by CVE is:

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-2026-20317 are related to improper authentication issues that are grouped under the Common Weakness Enumeration (CWE) CWE-287.

The advisory is shared at sec.cloudapps.cisco.com. This vulnerability is known as CVE-2026-20317 since 10/08/2025. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around 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.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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/

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

• 🔒
• 🔒
• 🔒

CVSSv4info

CVSSv3info

CVSSv2info

Exploitinginfo

Threat Intelligenceinfo

Countermeasuresinfo

Timelineinfo

Sourcesinfo

Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Discussion