What is the CVSS score of CVE-2019-16403?

CVE-2019-16403 has a CVSS 3.1 base score of 8.8 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 1.4%.

Is there a public PoC exploit available for CVE-2019-16403?

Yes, a public proof-of-concept exploit is available for CVE-2019-16403. Prioritise patching immediately. EPSS: 1.4%.

Is there a patch available for CVE-2019-16403?

Yes, a patch is available for CVE-2019-16403. Update the affected software to the latest version immediately.

Bagisto CVE-2019-16403

HIGH

Authorization Bypass Through User-Controlled Key (CWE-639)

2019-09-18 cve@mitre.org

Authentication Bypass Bagisto Webkul

8.8

CVSS 3.1 · NVD

View

Vulnerability Assessment

Weakness	CWE CWE-639 OWASP Top 10:2025 A01:2025 - Broken Access Control ASVS 5.0 V8 - Authorization Object-level authorization, IDOR prevention
Impact	CVSS score of 8.8 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived	This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the high-severity affected system.

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

Patch available 1.4% exploitation probability (EPSS)

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

Alert me

AnalysisAI

In Webkul Bagisto before 0.1.5, the functionalities for customers to change their own values (such as address, review, orders, etc.) can also be manipulated by other customers. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. Public exploit code available and no vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

Affected Packages

composer bagisto/bagisto fix: 0.1.5

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in composer

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

Technical ContextAI · show details

This vulnerability is classified under CWE-639. In Webkul Bagisto before 0.1.5, the functionalities for customers to change their own values (such as address, review, orders, etc.) can also be manipulated by other customers. Affected products include: Webkul Bagisto. Version information: before 0.1.5.

Know when Bagisto 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

NVD PRIMARY 8.8 HIGH

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

DescriptionNVD

In Webkul Bagisto before 0.1.5, the functionalities for customers to change their own values (such as address, review, orders, etc.) can also be manipulated by other customers.

Threat Intelligence Overview

EPSS Score

1.4%

Top 31% exploitable

Exploit

POC

Public exploit code exists

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

GitHub

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 Yes

EPSS 1.4%

Patch available Yes

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.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +1

CVSS: +44

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)NVD

cpe:2.3:a:webkul:bagisto:*:*:*:*:*:*:*:*

More in Bagisto

View all

CVE-2026-21448 CRITICAL Act Now POC

9.8 Jan 02

Bagisto eCommerce platform before 2.3.10 is vulnerable to server-side template injection (SSTI) through customer address

CVE-2026-21446 CRITICAL Act Now POC

9.8 Jan 02

Bagisto eCommerce platform (2.3 branch before 2.3.10) leaves installation API routes active after setup, allowing unauth

CVE-2026-21449 HIGH This Week POC

8.8 Jan 02

Bagisto eCommerce platform versions before 2.3.10 suffer from server-side template injection through user-controllable f

CVE-2023-33570 HIGH This Week POC

8.8 Jun 28

Bagisto v1.5.1 is vulnerable to Server-Side Template Injection (SSTI). Rated high severity (CVSS 8.8), this vulnerabilit

CVE-2019-14933 HIGH This Week POC

8.8 Aug 11

Bagisto 0.1.5 allows CSRF under /admin URIs. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable,

CVE-2026-9506 HIGH This Week POC

8.7 Jun 08

Arbitrary file read in Bagisto v2.4.1 allows unauthenticated remote attackers to retrieve sensitive files outside the we

CVE-2026-21451 HIGH This Week POC

8.4 Jan 02

Stored XSS in Bagisto's CMS page editor allows authenticated attackers to bypass input sanitization by crafting maliciou

CVE-2026-21447 HIGH This Week POC

7.1 Jan 02

Bagisto is an open source laravel eCommerce platform. [CVSS 7.1 HIGH]

CVE-2025-62417 HIGH This Week POC

7.1 Oct 16

CSV formula injection in Bagisto through 2.3.7 allows a user who can create or edit product data to store spreadsheet fo

CVE-2025-62416 MEDIUM This Month POC

6.8 Oct 16

Server-side template injection in Bagisto 2.3.7 lets an authenticated backend user with product-creation privileges inje

CVE-2024-27499 MEDIUM This Month POC

6.5 Mar 01

Bagisto v1.5.1 is vulnerable for Cross site scripting(XSS) via png file upload vulnerability in product review option. R

CVE-2026-21450 CRITICAL Act Now

9.8 Jan 02

Bagisto before 2.3.10 has a second server-side template injection vulnerability, this time via the type parameter. Like

Same weakness CWE-639 – Authorization Bypass Through User-Controlled Key

View all

CVE-2024-50483 CRITICAL

9.8

CVE-2026-55255 HIGH POC

8.4

CVE-2025-3605 CRITICAL POC

9.8

CVE-2022-3805 HIGH POC

8.6

CVE-2025-5947 CRITICAL POC

9.8

CVE-2025-67165 CRITICAL POC

9.8

CVE-2026-18315 CRITICAL POC

9.8

CVE-2020-36923 CRITICAL POC

9.8

Same technique Authentication Bypass

View all

CVE-2015-3306 CRITICAL POC

10.0

CVE-2023-22515 CRITICAL POC

9.8

CVE-2012-4681 CRITICAL POC

9.8

CVE-2013-2465 CRITICAL POC

9.8

CVE-2011-3544 CRITICAL POC

9.8

CVE-2022-40684 CRITICAL POC

9.8

CVE-2025-61882 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

Search Externally

GitHub PoC

Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC

Back