VDB-349251 · CVE-2026-28284 · GHSA-4887-4jwp-327g

FreePBX up to 16.0.9/17.0.4 Logfile sql injection

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.6	$0-$5k	0.00

Summaryinfo

A vulnerability was found in FreePBX up to 16.0.9/17.0.4. It has been rated as critical. Affected by this issue is some unknown functionality of the component Logfile Module. Performing a manipulation results in sql injection. This vulnerability is identified as CVE-2026-28284. The attack can be initiated remotely. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in FreePBX up to 16.0.9/17.0.4. It has been classified as critical. This affects an unknown function of the component Logfile Module. The manipulation with an unknown input leads to a sql injection vulnerability. CWE is classifying the issue as CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

FreePBX is an open source IP PBX. Prior to versions 16.0.10 and 17.0.5, the FreePBX logfiles module contains several authenticated SQL injection vulnerabilities. This issue has been patched in versions 16.0.10 and 17.0.5.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-28284 since 02/26/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. The exploitation needs additional levels of successful authentication. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1505 according to MITRE ATT&CK.

Upgrading to version 16.0.10 or 17.0.5 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

FreePBX

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.6

VulDB Base Score: 4.7
VulDB Temp Score: 4.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Sql injection
CWE: CWE-89 / CWE-74 / CWE-707
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: FreePBX 16.0.10/17.0.5

Timelineinfo

02/26/2026 CVE reserved
03/05/2026 +7 days Advisory disclosed
03/05/2026 +0 days VulDB entry created
03/07/2026 +2 days VulDB entry last update

Sourcesinfo

Advisory: GHSA-4887-4jwp-327g
Status: Confirmed

CVE: CVE-2026-28284 (🔒)
GCVE (CVE): GCVE-0-2026-28284
GCVE (VulDB): GCVE-100-349251

Entryinfo

Created: 03/05/2026 20:49
Updated: 03/07/2026 23:35
Changes: 03/05/2026 20:49 (67), 03/07/2026 23:35 (11)
Complete: 🔍
Cache ID: 216::103