CVE-2019-11510: Pulse Secure SSL VPN Arbitrary File Read
Summary
Pulse Secure SSL VPN allows unauthenticated arbitrary file read via crafted HTTP requests, exposing sensitive configuration and credentials.
Why It Matters
CRITICAL severity — known to be exploited in the wild（CISA KEV）；action required: Apply updates per vendor instructions. ；affects Pulse Secure Pulse Connect Secure 8.1R8, Pulse Secure Pulse Connect Secure 8.2R2, Pulse Secure Pulse Connect Secure 8.3R1.
Current Status
- Vulnerability status: Known exploited (CISA KEV)
- Last intelligence update: 2026-10-27 · source: NVD
- CISA KEV added: 2021-11-03 · remediation deadline: 2022-05-03
Entity Activity Timeline
- 2021-11-03 — Added to CISA KEV as known-exploited · action: Apply updates per vendor instructions.
- 2019-05-08 — NVD publication / disclosure
- 2026-10-27 — Intelligence record updated（NVD sync）
Severity
CRITICAL
CVSS Score: 10
AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Known Exploited (CISA KEV)
Known Exploited Vulnerability
Added: 2021-11-03 · Remediation deadline: 2022-05-03
Apply updates per vendor instructions.
Source Attribution
Source: NVD · Updated: 2026-10-27T00:00:00.000 · Confidence: high
Impact
Based on CVSS vector: AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H — assess confidentiality, integrity, and availability impact via the official vector documentation.
Affected Software
- Pulse Secure Pulse Connect Secure 8.1R8 (Unknown)
- Pulse Secure Pulse Connect Secure 8.2R2 (Unknown)
- Pulse Secure Pulse Connect Secure 8.3R1 (Unknown)
Fix
Upgrade affected software to the fixed version identified above. Apply vendor patches and monitor advisories before exposed systems go unpatched.
Sources & Evidence
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