CVE-2016-7565

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 9.8Exploit: None knownExposed: 0

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

install/index.php in Exponent CMS 2.3.9 allows remote attackers to execute arbitrary commands via shell metacharacters in the sc array parameter.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
50(Track)
EG Risk 50/100SSVC: 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
Severity98% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
82%
KEV
Not listed

Published

February 13, 2017

Last Modified

June 17, 2026

Advisory Details (4)

Auto-updated Sep 22, 2026
🔬 Proof of concept available. Patch available. Sources: github_commit, github_release.
github_release Patch Available

v2.4.0

Patch available: exponentcms/exponent-cms v2.4.0

https://github.com/exponentcms/exponent-cms/releases/tag/v2.4.0
github_commit Patch Available

commit 4ae457ff1bf8 (exponentcms/exponent-cms)

Patch available: exponentcms/exponent-cms v2.4.3 (contains commit 4ae457ff1bf8)

https://github.com/exponentcms/exponent-cms/commit/4ae457ff1bf80e8b61286cd125ca794b25564e86
generic

Changeset: Changeset [4ae457ff1bf80e8b61286cd125ca794b25564e86] by dleffler - Exponent CMS - exponentcms

https://exponentcms.lighthouseapp.com/projects/61783/changesets/4ae457ff1bf80e8b61286cd125ca794b25564e86
generic🟡 PoC Available

oss-security - CVE Request - Exponent CMS 2.3.9 multi-vulnerabilities in install code

http://www.openwall.com/lists/oss-security/2016/09/22/6

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 5× in last 7d / 22× 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.

Showing the most recent 100 of 155 total refreshes for this CVE.

  1. 2026-09-24 13:59 UTCEPSS rescore
  2. 2026-09-23 13:41 UTCEPSS rescore
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  72. 2026-06-19 19:35 UTCOSV refresh
  73. 2026-06-19 19:23 UTCEPSS rescore
  74. 2026-06-19 19:23 UTCEPSS rescore
  75. 2026-06-18 17:50 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2016-7565?
CVE-2016-7565 is a critical vulnerability published on February 13, 2017. install/index.php in Exponent CMS 2.3.9 allows remote attackers to execute arbitrary commands via shell metacharacters in the sc array parameter.
When was CVE-2016-7565 disclosed?
CVE-2016-7565 was first published in the National Vulnerability Database on February 13, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-7565 actively exploited?
CVE-2016-7565 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 17.7% of all scored CVEs.
What is the CVSS score of CVE-2016-7565?
CVE-2016-7565 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-7565?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-7565, 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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