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CVE Record

CVE-2026-32459: WordPress UpsellWP plugin <= 2.2.4 - SQL Injection vulnerability

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in flycart UpsellWP checkout-upsell-and-order-bumps allows Blind SQL Injection.This issue affects UpsellWP: from n/a through <= 2.2.4.

HighCVSS 8.5Not KEV-listedUpdated
Glexia's TakeAutomated analysishigh

Security readout for executives and security teams

Plain-English summary

CVE-2026-32459 is a high-severity SQL injection issue in the WordPress UpsellWP plugin, affecting versions up to and including 2.2.4. A logged-in attacker could potentially read sensitive database information through blind SQL injection. Public sources do not show confirmed active exploitation or a named fixed version in the provided data.

Executive priority

Prioritize this for WordPress environments using UpsellWP, especially ecommerce sites. The main business risk is unauthorized database disclosure. If the plugin is not present, no action is needed beyond monitoring. If present at <=2.2.4, assign urgent remediation tracking.

Technical view

The flaw is CWE-89 improper neutralization in flycart UpsellWP, package checkout-upsell-and-order-bumps. CVSS 3.1 is 8.5: network reachable, low complexity, low privileges required, no user interaction, changed scope, high confidentiality impact, and low availability impact. The CVE describes blind SQL injection affecting UpsellWP through <=2.2.4.

Likely exposure

Exposure is limited to WordPress sites with the UpsellWP plugin installed at version 2.2.4 or earlier. Because PR:L is required, risk is higher where untrusted users can obtain low-privilege accounts or where account compromise is plausible.

Exploitation context

The CVE and Patchstack entry support a blind SQL injection condition. The provided sources do not state public exploit availability, exploitation in the wild, or inclusion in CISA KEV. Treat as credible but not confirmed actively exploited based on available evidence.

Researcher notes

Evidence is concise: CVE metadata and Patchstack identify blind SQL injection in UpsellWP <=2.2.4. CVSS indicates low-privilege authenticated access is required. The provided data does not include vulnerable parameters, proof-of-concept details, exploit status, or a confirmed patched version.

Mitigation direction

  • Inventory WordPress sites for the UpsellWP plugin.
  • Identify installations running UpsellWP version 2.2.4 or earlier.
  • Check vendor and Patchstack guidance for fixed versions or official mitigations.
  • Restrict low-privilege account creation where not business-required.
  • Monitor affected sites until a vendor-supported update is applied.

Validation and detection

  • Confirm installed plugin name: checkout-upsell-and-order-bumps or UpsellWP.
  • Record the installed plugin version for each WordPress site.
  • Review whether public registration or customer accounts are enabled.
  • Check security logs for unusual authenticated plugin activity.
  • Track CVE, vendor, and Patchstack pages for remediation updates.
Prepared
Confidence
medium
Sources
3

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.

cwe · medium confidence lookup

CWE-89: Database access and collection lookup

Injection into data stores can inform collection, data access, and exfiltration detection reviews. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.

Open ATT&CK lookup
description · low confidence lookup

Database behavior lookup

The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.

Open ATT&CK lookup
cve · low confidence lookup

CVE-2026-32459 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
High
CVSS
8.5 (3.1)
Known Exploited
No
Published

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

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
8.5CVSS 3.1HighCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:L3.14.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

8.5High
CVSS 3.1 vector shape for CVE-2026-32459Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone
Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
flycartUpsellWPcheckout-upsell-and-order-bumps, 0unaffected
Weakness

CWE details

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-89 · source CWE mapping

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.