Bagisto up to 2.3.9 create special elements used in a template engine

CVSS Meta Temp Score
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CTI Interest Score
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8.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in Bagisto up to 2.3.9. The affected element is an unknown function of the file /customer/account/addresses/create. The manipulation results in improper neutralization of special elements used in a template engine. This vulnerability is cataloged as CVE-2026-21448. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability classified as critical has been found in Bagisto up to 2.3.9. Affected is an unknown function of the file /customer/account/addresses/create. The manipulation with an unknown input leads to a improper neutralization of special elements used in a template engine vulnerability. CWE is classifying the issue as CWE-1336. The product uses a template engine to insert or process externally-influenced input, but it does not neutralize or incorrectly neutralizes special elements or syntax that can be interpreted as template expressions or other code directives when processed by the engine. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Bagisto is an open source laravel eCommerce platform. Versions prior to 2.3.10 are vulnerable to server-side template injection. When a normal customer orders any product, in the `add address` step they can inject a value to run in admin view. The issue can lead to remote code execution. Version 2.3.10 contains a patch.

The advisory is shared for download at github.com. This vulnerability is traded as CVE-2026-21448 since 12/29/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1221.

Upgrading to version 2.3.10 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-0027). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

Website

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: 8.5
VulDB Meta Temp Score: 8.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Improper neutralization of special elements used in a template engine
CWE: CWE-1336 / CWE-791 / CWE-790
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Bagisto 2.3.10

Timelineinfo

12/29/2025 CVE reserved
01/02/2026 +4 days Advisory disclosed
01/02/2026 +0 days VulDB entry created
01/09/2026 +7 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: GHSA-5j4h-4f72-qpm6
Status: Confirmed

CVE: CVE-2026-21448 (🔒)
GCVE (CVE): GCVE-0-2026-21448
GCVE (VulDB): GCVE-100-339444
EUVD: 🔒

Entryinfo

Created: 01/02/2026 23:10
Updated: 01/09/2026 11:22
Changes: 01/02/2026 23:10 (65), 01/03/2026 06:51 (1), 01/04/2026 09:29 (2), 01/08/2026 23:56 (1), 01/09/2026 11:22 (11)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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