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CISA Adds Two Known Exploited Vulnerabilities to Catalog | CISA

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog and updated the PHP Alert, Critical Vulnerabilities in PHP Require Immediate Patching : These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise.

DKCISSP News DeskCISA26 Oct 2026, 5:30 am3 min read
DKCISSP REPORT

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog and updated the PHP Alert, Critical Vulnerabilities in PHP Require Immediate Patching : These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise.

Binding Operational Directive (BOD) 26-04: Prioritizing Security Updates Based on Risk establishes vulnerability management requirements for Federal Civilian Executive Branch (FCEB) agencies.

BOD 26-04 reinforces the importance of the KEV Catalog and requires federal agencies to prioritize rapid remediation of high-risk vulnerabilities, specifically those identified by Common Vulnerabilities and Exposures (CVEs) listed in CISA’s KEV Catalog on publicly exposed assets that grant total control of the asset post-exploitation, while deferring action for lower-risk vulnerabilities.

Aware of an exploited vulnerability not currently listed in the KEV Catalog?

We recently updated our anonymous product survey ; we welcome your feedback.

BOD 26-04 further establishes basic expectations for when agencies must check whether threat actors compromised the system before the patch was applied.

While BOD 26-04 applies only to FCEB agencies, CISA encourages all organizations to adopt risk-based vulnerability management and prioritize remediation of KEV Catalog vulnerabilities .

CISA will continue to add vulnerabilities to the catalog that meet the specified criteria ; potential KEV additions must have a CVE ID, evidence of exploitation, and clear mitigation guidance.

What happened

CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog and updated the PHP Alert, Critical Vulnerabilities in PHP Require Immediate Patching : These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise.

Binding Operational Directive (BOD) 26-04: Prioritizing Security Updates Based on Risk establishes vulnerability management requirements for Federal Civilian Executive Branch (FCEB) agencies.

BOD 26-04 reinforces the importance of the KEV Catalog and requires federal agencies to prioritize rapid remediation of high-risk vulnerabilities, specifically those identified by Common Vulnerabilities and Exposures (CVEs) listed in CISA’s KEV Catalog on publicly exposed assets that grant total control of the asset post-exploitation, while deferring action for lower-risk vulnerabilities.

What changed

Aware of an exploited vulnerability not currently listed in the KEV Catalog?

We recently updated our anonymous product survey ; we welcome your feedback.

Who is affected

BOD 26-04 further establishes basic expectations for when agencies must check whether threat actors compromised the system before the patch was applied.

While BOD 26-04 applies only to FCEB agencies, CISA encourages all organizations to adopt risk-based vulnerability management and prioritize remediation of KEV Catalog vulnerabilities .

Technical details

CISA will continue to add vulnerabilities to the catalog that meet the specified criteria ; potential KEV additions must have a CVE ID, evidence of exploitation, and clear mitigation guidance.

Attribution

CISA: CISA has added two new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog and updated the PHP Alert, Critical Vulnerabilities in PHP Require Immediate Patching : These types of vulnerabilities are a frequent attack vector for malicious cyber actors and pose significant risks to the federal enterprise.

What to watch next

Watch for additional victim details, indicators of compromise and follow-on exploitation reports.

Watch for revised vendor guidance, fixed versions and mitigation updates.

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