CVE-2016-4789

MEDIUMNVD 6.16.1—
EchelonGraph scoreMEDIUM confidence

Score 6.1 from GitHub Security Advisory published 2022-05-13. NVD baseline CVSS 6.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.1
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 1%CVSS: 6.1Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Cross-site scripting (XSS) vulnerability in the system configuration section in the administrative user interface in Pulse Connect Secure (PCS) 8.2 before 8.2r1, 8.1 before 8.1r2, 8.0 before 8.0r9, and 7.4 before 7.4r13.4 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

CVSS v3
6.1
EG Score
6.1(medium)
EG Risk
28(Track)
EG Risk 28/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity61% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
62.3%
KEV
Not listed

Published

May 26, 2016

Last Modified

May 6, 2026

References (4)

Data Freshness Timeline

(refreshed 12× in last 7d / 41× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-23 14:14 UTCEPSS rescore
  2. 2026-07-23 01:23 UTCEG score recompute
  3. 2026-07-22 22:02 UTCEG score recompute
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  63. 2026-05-22 21:15 UTCEPSS rescore
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  65. 2026-05-22 20:11 UTCEG score recompute
  66. 2026-05-22 20:11 UTCGHSA enrichment
  67. 2026-05-21 22:40 UTCEPSS rescore
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  74. 2026-05-18 21:30 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2016-4789?
CVE-2016-4789 is a medium vulnerability published on May 26, 2016. Cross-site scripting (XSS) vulnerability in the system configuration section in the administrative user interface in Pulse Connect Secure (PCS) 8.2 before 8.2r1, 8.1 before 8.1r2, 8.0 before 8.0r9, and 7.4 before 7.4r13.4 allows remote attackers to inject arbitrary web script or HTML via…
When was CVE-2016-4789 disclosed?
CVE-2016-4789 was first published in the National Vulnerability Database on May 26, 2016, with the most recent update on May 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-4789 actively exploited?
CVE-2016-4789 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 62.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2016-4789?
CVE-2016-4789 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2016-4789?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-4789, 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.

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