CVE-2026-40522

FrontAccounting < 2.4.20 SQL Injection via rep601.php

HIGH
7.1
CVSS Score
Published: June 29, 2026 at 12:29 PM UTC
Updated: October 24, 2026 at 01:10 PM UTC
1 product affected across 1 vendorFrontaccounting

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Severity
HIGH7.1
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

FrontAccounting before 2.4.20 contains a SQL injection vulnerability in the Bank Statement report handler that allows authenticated attackers to extract arbitrary database data by injecting UNION SELECT payloads into the PARAM_0 POST parameter. Attackers can supply malicious SQL syntax through the unparameterized WHERE clause to retrieve sensitive information including usernames, password hashes, and email addresses from the users table, rendered into PDF report output.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

0 ≤ v < 2.4.200
Affected range stops below 2.4.20, so it looks safe — our inference, not a vendor statement
Vendor states this is fixed in 894adaf71393e0ef6a04fe6036fcd2464050f590 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.1HIGHVulnCheck
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-89CWE-916

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