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CVE Record
[ HIGH ]CVE-2020-8243

Ivanti Pulse Connect Secure Code Execution Vulnerability

Ivanti Pulse Connect Secure contains an unspecified vulnerability in the admin web interface that could allow an authenticated attacker to upload a custom template to perform code execution.

Vendor
Ivanti
Product
Pulse Connect Secure
CVSS
7.2
EPSS (exploit probability)
90.8%
Status
kev
CISA patch-by (BOD 22-01)
Added to KEV

Is CVE-2020-8243 being exploited?

Yes. CISA added CVE-2020-8243 to its Known Exploited Vulnerabilities catalog on . CISA only lists a CVE when it has reliable evidence of exploitation in the wild.

FIRST's EPSS model puts the probability of exploitation activity in the next 30 days at 90.8% (scored October 14, 2026).

Catalog snapshot 2026-11-13. Full cross-catalog view: /kev-comparison

CVE-2020-8243 timeline

  1. Published to NVD
  2. Added to CISA KEV+399d

Every event links to its source. Catalog dates are each catalog's own; day offsets count from NVD publication. Data: JSON

What to do

CISA required actionApply updates per vendor instructions.

US federal civilian agencies must remediate by (181 days after listing) under BOD 22-01. Everyone else: that deadline is a sensible upper bound, not a target. Vendor guidance and the NVD record are linked under Source above.

CVE / VulnerabilitySeverityCVSSEPSSAdded to KEV
CVE-2026-118527
Ivanti Connect Secure Predictable Identifier File Uploadwrite-up
[ UNKNOWN ]—0.8%
CVE-2026-111357
Ivanti Connect Secure Missing Authentication for Critical Function Vulnerabilitywrite-up
[ HIGH ]7.00.5%
CVE-2026-104935
Ivanti Connect Secure Authentication Bypass by Spoofingwrite-up
[ HIGH ]8.688.9%
CVE-2025-22457
Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerabilityransomware use
[ CRITICAL ]9.0100.0%
CVE-2025-0282
Ivanti Connect Secure, Policy Secure, and ZTA Gateways Stack-Based Buffer Overflow Vulnerabilityransomware use
[ CRITICAL ]9.0100.0%
CVE-2024-21893
Ivanti Connect Secure, Policy Secure, and Neurons Server-Side Request Forgery (SSRF) Vulnerabilityransomware use
[ HIGH ]8.2100.0%
CVE-2024-21887
Ivanti Connect Secure / Policy Secure Command Injectionransomware usewrite-up
[ CRITICAL ]9.1100.0%
CVE-2023-46805
Ivanti Connect Secure / Policy Secure Authentication Bypassransomware usewrite-up
[ HIGH ]8.2100.0%
All 16 Ivanti Connect Secure known exploited vulnerabilities →