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CVE Record

CVE-2021-4395: Abandoned Cart Recovery for WooCommerce <= 1.0.4 - Cross-Site Request Forgery Bypass

The Abandoned Cart Recovery for WooCommerce plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 1.0.4. This is due to missing or incorrect nonce validation on the get_items() and extra_tablenav() functions. This makes it possible for unauthenticated attackers to perform read-only actions via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

MediumCVSS 4.3Not KEV-listedUpdated
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This is a WordPress plugin CSRF issue affecting Abandoned Cart Recovery for WooCommerce through version 1.0.4. An attacker would need to trick a logged-in site administrator into clicking or loading a crafted request. Reported impact is limited, but it can still cause unintended admin-side actions.

Executive priority

Treat as a routine but time-bound WordPress hygiene item. It is not evidenced as actively exploited, but vulnerable ecommerce admin surfaces should be cleaned up promptly because administrator interaction can trigger unauthorized changes.

Technical view

The sources describe missing or incorrect nonce validation in get_items() and extra_tablenav(). The CVSS 3.1 score is 4.3, with network access, low attack complexity, no attacker privileges, required user interaction, unchanged scope, low integrity impact, and no confidentiality or availability impact.

Likely exposure

Exposure is limited to WordPress/WooCommerce sites running the villatheme Abandoned Cart Recovery for WooCommerce plugin at version 1.0.4 or earlier. The attack depends on an authenticated administrator interacting with a forged request.

Exploitation context

The bundle does not show CISA KEV listing or active exploitation evidence. Exploitation is user-interaction dependent and requires persuading an administrator to act while authenticated. No exploit procedure is provided in the cited sources.

Researcher notes

The source bundle names get_items() and extra_tablenav() as affected by nonce validation flaws. Evidence supports CSRF with required admin interaction, but does not provide confirmed exploitation in the wild or a named fixed version in the supplied data.

Mitigation direction

  • Inventory WordPress sites for the affected plugin and version.
  • Update the plugin to a vendor-supported non-vulnerable release if available.
  • Disable or remove the plugin where it is not business-critical.
  • Review vendor, WordPress.org, and Wordfence guidance for fixed-version confirmation.
  • Remind administrators not to open untrusted links while logged into WordPress.

Validation and detection

  • Confirm whether Abandoned Cart Recovery for WooCommerce is installed.
  • Record the installed plugin version on each WordPress site.
  • Verify versions greater than 1.0.4 or vendor-confirmed fixed status.
  • Check admin-facing functions for nonce validation in any maintained fork.
  • Review logs for unusual admin-side requests around plugin administration pages.
Prepared
Confidence
high
Sources
5

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-352: User-session and phishing behavior lookup

Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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
cve · low confidence lookup

CVE-2021-4395 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
Medium
CVSS
4.3 (3.1)
Known Exploited
No
Published

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

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
10Source 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
4.3CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N2.81.4Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

4.3Medium
CVSS 3.1 vector shape for CVE-2021-4395Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

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

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
villathemeAbandoned Cart Recovery for WooCommerce0unaffected
Weakness

CWE details

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

CWE-352 · source CWE mapping

Cross-Site Request Forgery (CSRF)

Cross-Site Request Forgery (CSRF) represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.