CVE-2026-121870

HIGH
MEDIUM Priority: 0.02 BB Relevance: 55/100
Published: 2026-11-11 Modified: 2026-11-12 First seen: 2026-11-11 Status: active

Attack Surface

Network No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: High
PR: Low
UI: None
S: Unchanged
C: High
I: High
A: High

Description

The Simpler Checkout WordPress plugin before 1.5.4 does not properly restrict who can create orders and checks its automatic login link with a key that stays empty until the store owner configures the Simpler Checkout WordPress plugin before 1.5.4, allowing subscribers on stores that have not completed setup to log in as an administrator.

Weakness Classification (1)

Affected Software (2)

VendorProductVersion
Unknown Simpler Checkout 0 < 1.5.4
Unknown Simpler Checkout 0 < 1.5.4

Bug Bounty Relevance

55 / 100
✓ Network accessible
✓ No user interaction

CVSS Score

7.5 / 10.0 v3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS — Exploitation Probability

0.26%
Raw Score 0.002620
Percentile 18.1%
Date 2026-11-14

EPSS Trend

2026-11-14
0.00262
2026-11-13
0.00262
2026-11-12
0.00262

Intelligence Sources

mitre ref →
nvd ref →