CVE-2026-4549

CWE-285Published: March 22, 2026· Updated: Mar 23, 2026

3.1

CVSS v3.1

EPSS:0.01%probability of exploitation in 30 daysPercentile:0.7th

Official Description

A flaw has been found in mickasmt next-saas-stripe-starter 1.0.0. Affected by this issue is the function openCustomerPortal of the file actions/open-customer-portal.ts of the component Stripe API. This manipulation causes authorization bypass. Remote exploitation of the attack is possible. The complexity of an attack is rather high. The exploitation is known to be difficult.

NVD Source

Technical Analysis

CVE-2026-4549 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CVSS v3.1 Vector Breakdown

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges Req.Low

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time

Exploit-DB

Offensive Security exploit database

GitHub PoC Search

Community PoC repositories

Rapid7 / Metasploit

Metasploit module search

PacketStorm

Security advisories & exploits

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News & Research Mentioning CVE-2026-4549

CISA Adds Seven Known Exploited Vulnerabilities to Catalog

CISA Alerts· May 20, 2026

CISA has added seven new vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2008-4250 Microsoft Windows Buffer Overflow Vulnerability CVE-2009-1537 Microsoft DirectX NULL Byte Overwrite Vulnerability CVE-2009-3459 Adobe Acrobat and Reader Heap-Based Buffer Overflow Vulnerability CVE-2010-0249 Microsoft Internet Explorer Use-After-Free Vulnerability CVE-2010-0806 Microsoft Internet Explorer Use-After-Free Vulnerability CVE-2026-41091 Microsoft Defender Elevation of Privilege Vulnerability CVE-2026-45498 Microsoft Defender Denial of Service Vulnerability These types of vulnerabilities are frequent attack vectors for malicious cyber actors and pose significant risks to the federal enterpri [xlite_meta score:63 src:CISA Alerts xlite_fp:75dcd75a228f8d5c7ae44bdeae2e67fd9beb1fc70823543e8283fbf2ed7bb584]