What is the CVSS score of EUVD-2026-47813?

EUVD-2026-47813 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H. EPSS exploitation probability: 0.2%.

Db Replacer Extension For Joomla EUVD-2026-47813

| CVE-2026-63685 HIGH

Improper Access Control (CWE-284)

2026-07-22 Joomla

Authentication Bypass CSRF Db Replacer Extension For Joomla Regularlabs Com

8.8

CVSS 3.1 · Vendor: Joomla

View

Vulnerability Assessment

Weakness

CWE

CWE-284

OWASP Top 10:2025

A01:2025 - Broken Access Control

ASVS 5.0

V8 - Authorization Access control enforcement

MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.2% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAIv1 – Jul 27, 2026

Database corruption or site takeover in DB Replacer extension for Joomla versions 1.0.0 through 8.2.7 allows unauthorized backend users or CSRF attacks to perform database replacements, risking major data corruption. The vulnerability arises from inconsistent enforcement of Super User permission and CSRF token validation on administrative routes and replacement requests. No public exploit has been identified at time of analysis, and EPSS estimates a low 0.2% probability of exploitation.

Affected VersionsENISA

DB Replacer extension for Joomla 1.0.0-8.2.7

Affected Packages

euvd db_replacer_extension_for_joomla no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Know when Db Replacer Extension For Joomla gets its next vulnerability

Watch products and get an email when something new is published
Check this CVE against your own stack and servers
Exploit and PoC references, threat intelligence from 22 sources

Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

Vendor (Joomla) PRIMARY 8.8 HIGH

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Primary rating from Vendor (Joomla) · only source for this CVE.

CVSS VectorVendor: Joomla

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVSS changed

Jul 27, 2026 - 19:22 NVD

8.8 (HIGH)

CVE Published

Jul 22, 2026 - 20:43 cve.org

UNKNOWN (no severity yet)

CVE Published

Jul 22, 2026 - 20:43 cve.org

HIGH 8.8

DescriptionCVE.org

Administrator routes and replacement requests did not consistently require Super User permission and a valid token. An unauthorized backend user or CSRF attack could perform database replacements, potentially causing major data corruption or site compromise.

Threat Intelligence Overview

EPSS Score

0.2%

Top 92% exploitable

Social Media

Sightings

Data Quality

6 sources

Confidence: High

EUVD

NVD

CVE.org

EPSS

Vulnrichment CIRCL

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC No

EPSS 0.2%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.