CVE-2024-28815

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2024-03-27. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 9.8Exploit: NoneExposed: 0

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

A vulnerability in the BluStar component of Mitel InAttend 2.6 SP4 through 2.7 and CMG 8.5 SP4 through 8.6 could allow access to sensitive information, changes to the system configuration, or execution of arbitrary commands within the context of the system.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
56.6%
KEV
Not listed

Published

March 27, 2024

Last Modified

April 15, 2026

Advisory Details (3)

Auto-updated May 4, 2026
No patch confirmed yet.
generic

Mitel Product Security Advisory 24-0003 | Mitel

https://www.mitel.com/support/security-advisories/mitel-product-security-advisory-24-0003
generic

Mitel Security Advisories | Latest Product Vulnerability Updates

https://www.mitel.com/support/security-advisories
generic

CWE - CWE-1188: Initialization of a Resource with an Insecure Default (4.20)

https://cwe.mitre.org/data/definitions/1188.html

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 47× 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 125 total refreshes for this CVE.

  1. 2026-07-23 02:35 UTCEG score recompute
  2. 2026-07-22 14:07 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2024-28815?
CVE-2024-28815 is a critical vulnerability published on March 27, 2024. A vulnerability in the BluStar component of Mitel InAttend 2.6 SP4 through 2.7 and CMG 8.5 SP4 through 8.6 could allow access to sensitive information, changes to the system configuration, or execution of arbitrary commands within the context of the system.
When was CVE-2024-28815 disclosed?
CVE-2024-28815 was first published in the National Vulnerability Database on March 27, 2024, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2024-28815 actively exploited?
CVE-2024-28815 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 56.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2024-28815?
CVE-2024-28815 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2024-28815?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2024-28815, 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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