CVE-2016-8898

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-24. 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.

Exponent CMS version 2.3.9 suffers from a sql injection vulnerability in framework/modules/ecommerce/controllers/cartController.php.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
49(Track)
EG Risk 49/100SSVC: 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
77%
KEV
Not listed

Published

May 24, 2019

Last Modified

November 21, 2024

Advisory Details (2)

Auto-updated Aug 15, 2026
🔬 Proof of concept available. Patch available. Sources: github_commit.
github_commit Patch Available

commit 99636b2118cd (exponentcms/exponent-cms)

Patch available: exponentcms/exponent-cms v2.4.3 (contains commit 99636b2118cd)

https://github.com/exponentcms/exponent-cms/commit/99636b2118cd9af4eb9920f6b6c228bd824593d2
generic🟡 PoC Available

oss-security - CVE request: ExponentCMS 2.x Object Injection and SQLi vulnerabilities

http://www.openwall.com/lists/oss-security/2016/09/30/5

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 27× 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 116 total refreshes for this CVE.

  1. 2026-08-19 16:59 UTCEPSS rescore
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  1. 2026-07-23 01:24 UTCEG score recompute
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Frequently asked(5)

What is CVE-2016-8898?
CVE-2016-8898 is a critical vulnerability published on May 24, 2019. Exponent CMS version 2.3.9 suffers from a sql injection vulnerability in framework/modules/ecommerce/controllers/cartController.php.
When was CVE-2016-8898 disclosed?
CVE-2016-8898 was first published in the National Vulnerability Database on May 24, 2019, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2016-8898 actively exploited?
CVE-2016-8898 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 23.4% of all scored CVEs.
What is the CVSS score of CVE-2016-8898?
CVE-2016-8898 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2016-8898?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2016-8898, 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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