As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Adaptive Security Appliance Software, Cisco Secure… (CVE-2026-20333)
Cisco has released a software hardening update for its Secure Adaptive Security Appliance, Secure Firewall Threat Defense, and Secure Firewall Management Center software to address multiple internally discovered vulnerabilities. These vulnerabilities involve improper control of resources during their lifetime, classified under CWE-664. The vulnerabilities have a critical severity with a CVSS score of 8.8, indicating high impact on confidentiality, integrity, and availability. No specific affected versions or patch links are provided in the available data. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
Cisco conducted an internal security review of its Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software, and Secure Firewall Management Center Software, resulting in a software hardening release addressing multiple vulnerabilities grouped under CWE-664 (Improper Control of a Resource Through its Lifetime). These vulnerabilities are tracked under CVE-2026-20333 and related CVEs. The CVSS 3.1 score is 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H), indicating network exploitable vulnerabilities requiring low privileges with no user interaction, impacting confidentiality, integrity, and availability. The vendor has not provided explicit patch or remediation details in the input data.
Potential Impact
The vulnerabilities allow an attacker with low privileges and network access to potentially compromise confidentiality, integrity, and availability of the affected Cisco firewall products. This could lead to unauthorized access, data manipulation, or denial of service. However, no known exploits are reported in the wild currently.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Cisco has released a software hardening update addressing these vulnerabilities as part of its proactive security efforts. Users should monitor Cisco's official advisories for patch availability and apply updates promptly once released.
As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Secure Adaptive Security Appliance Software, Cisco Secure… (CVE-2026-20333)
Description
Cisco has released a software hardening update for its Secure Adaptive Security Appliance, Secure Firewall Threat Defense, and Secure Firewall Management Center software to address multiple internally discovered vulnerabilities. These vulnerabilities involve improper control of resources during their lifetime, classified under CWE-664. The vulnerabilities have a critical severity with a CVSS score of 8.8, indicating high impact on confidentiality, integrity, and availability. No specific affected versions or patch links are provided in the available data. There are no known exploits in the wild at this time.
CVSS v3.1
Score 8.8high
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
Cisco conducted an internal security review of its Secure Adaptive Security Appliance Software, Secure Firewall Threat Defense Software, and Secure Firewall Management Center Software, resulting in a software hardening release addressing multiple vulnerabilities grouped under CWE-664 (Improper Control of a Resource Through its Lifetime). These vulnerabilities are tracked under CVE-2026-20333 and related CVEs. The CVSS 3.1 score is 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H), indicating network exploitable vulnerabilities requiring low privileges with no user interaction, impacting confidentiality, integrity, and availability. The vendor has not provided explicit patch or remediation details in the input data.
Potential Impact
The vulnerabilities allow an attacker with low privileges and network access to potentially compromise confidentiality, integrity, and availability of the affected Cisco firewall products. This could lead to unauthorized access, data manipulation, or denial of service. However, no known exploits are reported in the wild currently.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Cisco has released a software hardening update addressing these vulnerabilities as part of its proactive security efforts. Users should monitor Cisco's official advisories for patch availability and apply updates promptly once released.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- GHSA-rq53-m697-2mf8
- Osv Schema Version
- 1.4.0
- Aliases
- ["CVE-2026-20333"]
- Database Specific Severity
- HIGH
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6aab49a255bf5e2cf5991c5a
Added to database: 09/17/2026, 02:00:02 UTC
Last enriched: 09/17/2026, 02:37:37 UTC
Last updated: 09/17/2026, 05:01:23 UTC
Views: 3
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