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CVE-2020-8256

MEDIUM
4.9
CVSS Score
Published: September 29, 2020 at 01:41 PM UTC
Updated: June 17, 2026 at 03:26 AM UTC
2 products affected across 2 vendorsConnect SecurePulse Connect Secure

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Severity
MEDIUM4.9
Exploit prediction
EPSS 3%
SSVC
PoC

Description

A vulnerability in the Pulse Connect Secure < 9.1R8.2 admin web interface could allow an authenticated attacker to gain arbitrary file reading access through Pulse Collaboration via XML External Entity (XXE) vulnerability.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCVendor Advisory
Source: [email protected]
https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44588
x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://www.gosecure.net/blog/2020/11/13/forget-your-perimeter-part-2-four-vulnerabilities-in-pulse-connect-secure/

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

4.9MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-611

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