CVE-2026-90987

Easy PayPal & Stripe Buy Now Button 1.8 - 2.0.5 - Unauthenticated Payment Amount Manipulation via Client-Supplied Price

MEDIUM

5.3

CVSS Score

Published: October 2, 2026 at 06:56 AM UTC

Updated: October 2, 2026 at 06:00 PM UTC

1 product affected across 1 vendorEasy Paypal and Stripe Buy Now Button

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Severity

MEDIUM5.3

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

The Easy PayPal & Stripe Buy Now Button WordPress plugin before 2.0.6 does not derive the payment amount on the server, taking it from a client-supplied field, so an unauthenticated attacker sets an arbitrary lower price for a purchase.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Easy Paypal and Stripe Buy Now Button · Scott Patersonwordpress-plugin

60%

1.8 ≤ v < 2.0.61.8

Affected range stops below 2.0.6, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

ExploitVDB EntryTechnical Description

Source: cverecord

https://wpscan.com/vulnerability/7c1faee8-628a-41dc-a5f0-afbc56480a18/

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMWPScan

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-472

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