VDB-351360 · CVE-2026-4202 · GCVE-0-2026-4202

Redirect Tabs Extension up to 2.1.1/3.1.6/4.0.4 on TYPO3 authorization

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.
4.1	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Redirect Tabs Extension up to 2.1.1/3.1.6/4.0.4 on TYPO3. This impacts an unknown function. The manipulation results in authorization. This vulnerability is known as CVE-2026-4202. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic has been found in Redirect Tabs Extension up to 2.1.1/3.1.6/4.0.4 on TYPO3. Affected is some unknown functionality. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality. CVE summarizes:

The extension fails to verify, if an authenticated user has permissions to access to redirects resulting in exposure of redirect records when editing a page.

The advisory is shared for download at typo3.org. This vulnerability is traded as CVE-2026-4202 since 03/15/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. There are neither technical details nor an exploit publicly available.

Upgrading to version 2.1.2, 3.1.7 or 4.0.5 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Redirect Tabs Extension

Version

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: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

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: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
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: Redirect Tabs Extension 2.1.2/3.1.7/4.0.5

Timelineinfo

03/15/2026 CVE reserved
03/17/2026 +2 days Advisory disclosed
03/17/2026 +0 days VulDB entry created
03/22/2026 +5 days VulDB entry last update

Sourcesinfo

Advisory: typo3.org
Status: Confirmed

CVE: CVE-2026-4202 (🔒)
GCVE (CVE): GCVE-0-2026-4202
GCVE (VulDB): GCVE-100-351360

Entryinfo

Created: 03/17/2026 10:54
Updated: 03/22/2026 01:23
Changes: 03/17/2026 10:54 (65), 03/22/2026 01:23 (1)
Complete: 🔍
Cache ID: 216::103