CVE-2026-85350

UpsellWP < 2.2.10 - Unauthenticated Price Manipulation via Frequently Bought Together

MEDIUM

5.3

CVSS Score

Published: September 18, 2026 at 06:00 AM UTC

Updated: September 18, 2026 at 07:19 PM UTC

1 product affected across 1 vendorUpsellWP

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Severity

MEDIUM5.3

Exploit prediction

EPSS 0.3%

SSVC

No known exploit

Description

The UpsellWP WordPress plugin before 2.2.10 does not check that products added to the cart through a Frequently Bought Together campaign belong to that campaign, allowing unauthenticated users to buy arbitrary products at the campaign's discounted price.

Affected

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

UpsellWP · Flycartwordpress-plugin

60%

1.4.4 ≤ v < 2.2.101.4.4

Affected range stops below 2.2.10, 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/5068ff54-8632-42bd-b50a-4ecb6ac5853f/

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

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

CVSS

5.3MEDIUMCISA-ADP

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: NONE
Integrity: LOW
Availability: NONE

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-287

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