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CVE-2026-20357— Cisco Crosswork Security Hardening Release: August 2026

Quick assessment

Affected
Cisco Cisco Crosswork Planning
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Cisco Crosswork Planning是美国Cisco公司的一个网络规划与优化平台。 Cisco Crosswork Planning 7.0.0版本、7.0.1版本、7.0.2版本、7.0.3版本、7.0.4版本、7.1.0版本、7.1.1版本、7.1.2版本和7.2.0版本存在授权问题漏洞，该漏洞源于关键功能缺少身份验证。

CVSS 10.0 · Critical EPSS 0.45% · P38

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 9

VendorProduct Version RangeStatus
Cisco Cisco Crosswork Planning 7.0.2 affected
7.1.0 affected
7.0.0 affected
7.0.4 affected
7.0.1 affected
7.0.3 affected
7.2.0 affected
7.1.1 affected
… +1 more rows
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I. Basic Information for CVE-2026-20357

Vulnerability Information
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Vulnerability Title
Cisco Crosswork Security Hardening Release: August 2026
Source: CVE Program / CVE List V5
Vulnerability 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-2026-20357 are related to missing authentication for critical function issues that are grouped under the Common Weakness Enumeration (CWE) CWE-306.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Cisco Crosswork Planning 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Cisco Crosswork Planning是美国Cisco公司的一个网络规划与优化平台。 Cisco Crosswork Planning 7.0.0版本、7.0.1版本、7.0.2版本、7.0.3版本、7.0.4版本、7.1.0版本、7.1.1版本、7.1.2版本和7.2.0版本存在授权问题漏洞，该漏洞源于关键功能缺少身份验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Cisco Cisco Crosswork Planning 7.0.2 -

II. Public POCs for CVE-2026-20357

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III. Intelligence Information for CVE-2026-20357

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Vendor Advisories for CVE-2026-20357 (1)

Same Patch Batch · Cisco · 2026-08-19 · 15 CVEs total

CVE-2026-20030 10.0 CRITICAL Cisco Crosswork Security Hardening Release: August 2026
CVE-2026-20358 10.0 CRITICAL Cisco Crosswork Security Hardening Release: August 2026
CVE-2026-20317 10.0 CRITICAL Cisco Secure Workload Software Security Hardening Release August 2026 - Improper Authentic
CVE-2026-20315 10.0 CRITICAL Cisco Secure Workload Software Security Hardening Release August 2026 - Improper Access Co
CVE-2026-20231 9.9 CRITICAL Cisco Secure Workload Software Security Hardening Release August 2026 - Improper Neutraliz
CVE-2026-20359 9.9 CRITICAL Cisco Crosswork Security Hardening Release: August 2026
CVE-2026-20318 9.6 CRITICAL Cisco Secure Workload Software Security Hardening Release August 2026 - Improper Input Val
CVE-2026-20319 7.5 HIGH Cisco Secure Workload Software Security Hardening Release August 2026 - Buffer Management
CVE-2026-20320 7.5 HIGH Cisco BroadWorks OCI解析器XEE漏洞
CVE-2026-20327 6.5 MEDIUM Cisco Unified Intelligence Center SQL Injection Vulnerability
CVE-2026-20302 6.1 MEDIUM Cisco RoomOS Stack Overflow Vulnerability
CVE-2026-20232 5.4 MEDIUM Cisco Industrial Ethernet 1000 Series Switches Stored Cross-Site Scripting Vulnerability
CVE-2026-20177 5.3 MEDIUM Cisco Industrial Ethernet 1000 Series Switches Denial of Service Vulnerability
CVE-2026-20314 5.0 MEDIUM Cisco Packaged Contact Center Enterprise & Cisco Unified Contact Center Enterprise Server-

IV. Related Vulnerabilities

Same product: Cisco Crosswork Planning
Same vendor: Cisco
Same weakness: CWE-306

V. Comments for CVE-2026-20357

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