CVE-2020-8218

HIGHNVD 7.29.0▲Trending — 4 sources updated this weekExploited in the wild

7.2

A code injection vulnerability exists in Pulse Connect Secure <9.1R8 that allows an attacker to crafted a URI to perform an arbitrary code execution via the admin web interface.

CVSS v3: 7.2
EG Score: 9.0(high)
EPSS: 99.7%
KEV: ⚠ Exploited

Published

July 30, 2020

Last Modified

October 30, 2025

References (5)

support@hackeronehttps://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516
support@hackeronehttps://www.gosecure.net/blog/2020/11/13/forget-your-perimeter-part-2-four-vulnerabilities-in-pulse-connect-secure/
af854a3a-2127-422b-91ae-364da2661108https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44516
af854a3a-2127-422b-91ae-364da2661108https://www.gosecure.net/blog/2020/11/13/forget-your-perimeter-part-2-four-vulnerabilities-in-pulse-connect-secure/
134c704f-9b21-4f2e-91b3-4a467353bcc0https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-8218

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-94Improper Control of Generation of Code (Code Injection)

Data Freshness Timeline

(refreshed 20× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-07 00:08 UTCEG score recompute
2026-06-07 00:08 UTCGHSA enrichment
2026-06-06 19:54 UTCEG score recompute
2026-06-06 19:53 UTCGHSA enrichment
2026-06-06 15:39 UTCEG score recompute
2026-06-06 15:39 UTCGHSA enrichment
2026-06-06 13:46 UTCepss_batch
2026-06-06 13:46 UTCepss_batch
2026-06-06 13:46 UTCepss_batch
2026-06-06 11:24 UTCEG score recompute
2026-06-06 11:24 UTCGHSA enrichment
2026-06-06 07:10 UTCEG score recompute
2026-06-06 07:10 UTCGHSA enrichment
2026-06-06 02:56 UTCEG score recompute
2026-06-06 02:56 UTCGHSA enrichment
2026-06-05 22:45 UTCepss_batch
2026-06-05 22:45 UTCepss_batch
2026-06-05 22:43 UTCkev_newly_listed
2026-06-05 22:41 UTCEG score recompute
2026-06-05 22:41 UTCGHSA enrichment

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 GitHub PoC). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

GitHub PoCwithdk/pulse-gosecure-rce-poc
First seen Aug 29, 2020
Tool to test for existence of CVE-2020-8218
Open source ↗

Frequently asked(6)

What is CVE-2020-8218?

CVE-2020-8218 is a high vulnerability published on July 30, 2020. A code injection vulnerability exists in Pulse Connect Secure <9.1R8 that allows an attacker to crafted a URI to perform an arbitrary code execution via the admin web interface.

When was CVE-2020-8218 disclosed?

CVE-2020-8218 was first published in the National Vulnerability Database on July 30, 2020, with the most recent update on October 30, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-8218 actively exploited?

Yes. CISA added CVE-2020-8218 to the Known Exploited Vulnerabilities catalog on March 7, 2022, affecting Pulse Secure Pulse Connect Secure. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.

What is the CVSS score of CVE-2020-8218?

CVE-2020-8218 has a CVSS v3 base score of 7.2 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.

Which products are affected by CVE-2020-8218?

CVE-2020-8218 affects Pulse Secure Pulse Connect Secure. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.

How do I remediate CVE-2020-8218?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-8218, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2020-8218

📅 Published

🔄 Last Modified

🔗 References (5)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(6)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-8218?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (5)

Frequently asked(6)

Related CVEs(same CWE)