Cross-site scripting in Cisco Web Security Appliance
Priority LOW 25CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-79.
Summary
Multiple vulnerabilities in the web-based management interface of Cisco AsyncOS Software for Cisco Secure Email and Web Manager; Cisco Secure Email Gateway, formerly Cisco Email Security Appliance (ESA); and Cisco Secure Web Appliance, formerly Cisco Web Security Appliance (WSA), could allow a remote attacker to conduct a cross-site scripting (XSS) attack against a user of the interface. For more information about these vulnerabilities, see the Details section of this advisory.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00473 41st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Cisco | Cisco Web Security Appliance (WSA) | all versions | — | No fix listed | CNA |
- Cisco Web Security Appliance (WSA) VendorCisco Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 15
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.0-418:*:*:*:*:*:*:* | 14.0.0-418 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.1-033:*:*:*:*:*:*:* | 14.0.1-033 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.1-053:*:*:*:*:*:*:* | 14.0.1-053 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_and_web_manager:15.0.0-050:*:*:*:*:*:*:* | 15.0.0-050 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_and_web_manager:15.0.0-256:*:*:*:*:*:*:* | 15.0.0-256 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_gateway:14.0.0-418:*:*:*:*:*:*:* | 14.0.0-418 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_gateway:14.0.1-033:*:*:*:*:*:*:* | 14.0.1-033 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_gateway:14.0.1-053:*:*:*:*:*:*:* | 14.0.1-053 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_gateway:15.0.0-050:*:*:*:*:*:*:* | 15.0.0-050 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:secure_email_gateway:15.0.0-256:*:*:*:*:*:*:* | 15.0.0-256 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.0-418:*:*:*:*:*:*:* Versions 14.0.0-418 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.1-033:*:*:*:*:*:*:* Versions 14.0.1-033 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_and_web_manager:14.0.1-053:*:*:*:*:*:*:* Versions 14.0.1-053 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_and_web_manager:15.0.0-050:*:*:*:*:*:*:* Versions 15.0.0-050 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_and_web_manager:15.0.0-256:*:*:*:*:*:*:* Versions 15.0.0-256 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_gateway:14.0.0-418:*:*:*:*:*:*:* Versions 14.0.0-418 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_gateway:14.0.1-033:*:*:*:*:*:*:* Versions 14.0.1-033 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_gateway:14.0.1-053:*:*:*:*:*:*:* Versions 14.0.1-053 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_gateway:15.0.0-050:*:*:*:*:*:*:* Versions 15.0.0-050 Vulnerable ·Cisco
- cpe:2.3:a:cisco:secure_email_gateway:15.0.0-256:*:*:*:*:*:*:* Versions 15.0.0-256 Vulnerable ·Cisco
Show 5 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:cisco:web_security_appliance:14.0.0-418:*:*:*:*:*:*:* | 14.0.0-418 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:web_security_appliance:14.0.1-033:*:*:*:*:*:*:* | 14.0.1-033 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:web_security_appliance:14.0.1-053:*:*:*:*:*:*:* | 14.0.1-053 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:web_security_appliance:15.0.0-050:*:*:*:*:*:*:* | 15.0.0-050 | Vulnerable | Cisco |
| cpe:2.3:a:cisco:web_security_appliance:15.0.0-256:*:*:*:*:*:*:* | 15.0.0-256 | Vulnerable | Cisco |
- cpe:2.3:a:cisco:web_security_appliance:14.0.0-418:*:*:*:*:*:*:* Versions 14.0.0-418 Vulnerable ·Cisco
- cpe:2.3:a:cisco:web_security_appliance:14.0.1-033:*:*:*:*:*:*:* Versions 14.0.1-033 Vulnerable ·Cisco
- cpe:2.3:a:cisco:web_security_appliance:14.0.1-053:*:*:*:*:*:*:* Versions 14.0.1-053 Vulnerable ·Cisco
- cpe:2.3:a:cisco:web_security_appliance:15.0.0-050:*:*:*:*:*:*:* Versions 15.0.0-050 Vulnerable ·Cisco
- cpe:2.3:a:cisco:web_security_appliance:15.0.0-256:*:*:*:*:*:*:* Versions 15.0.0-256 Vulnerable ·Cisco
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
Cisco Web Security Appliance (WSA) — 20230621 Cisco Secure Email Gateway, Cisco Secure Email and Web Manager, and Cisco Secure Web Appliance Cross-Site Scripting Vulnerabilities
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2023-06827 Cross-site scripting in Cisco Web Security AppliancePriority LOW 28
Timeline
- 2026-10-02 Threatist record created from CVE-2023-20028
- 2026-10-03 Alias added: GHSA-4457-c63h-fr7m
References
More Cisco Secure Email And Web Manager vulnerabilities
- TI-2022-05357 Cisco Email Security Appliance and Cisco Secure Email and Web Manager External Authentication Bypass Vulnerability CVSS 3.1CRITICAL 9.8
- TI-2023-06718 Improper input validation in Cisco Secure Email CVSS 3.1HIGH 7.2
- TI-2022-05223 Cisco Email Security Appliance and Cisco Secure Email and Web Manager Information Disclosure Vulnerability CVSS 3.1HIGH 7.7
- TI-2023-06827 Cross-site scripting in Cisco Web Security Appliance CVSS 3.1MEDIUM 6.1
- TI-2023-06826 Cross-site scripting in Cisco Secure Email and Web Manager CVSS 3.1MEDIUM 6.1
- TI-2021-01285 Cisco Secure Email and Web Manager Spam Quarantine Unauthorized Access Vulnerability CVSS 3.1MEDIUM 5.4
Sources
- CVE-2023-20028 · CVE Program
- CVE-2023-20028 · NVD
- FIRST EPSS
- GHSA-4457-c63h-fr7m · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences