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CVE Record

CVE-2024-33691: WordPress Popup Builder by OptinMonster plugin <= 2.15.3 - Cross Site Request Forgery (CSRF) Notice Dismissal vulnerability

Cross-Site Request Forgery (CSRF) vulnerability in OptinMonster Popup Builder Team OptinMonster.This issue affects OptinMonster: from n/a through 2.15.3.

MediumCVSS 4.3Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

This issue lets an attacker trick a logged-in WordPress user into dismissing an OptinMonster plugin notice without intending to. The documented impact is limited to integrity: hiding or changing a notice state. It is not described as data theft, site takeover, or service outage.

Executive priority

Handle in normal vulnerability management cycles unless the plugin is widely deployed on high-value WordPress properties. The known impact is narrow, but hidden notices can still delay operational awareness.

Technical view

CVE-2024-33691 is a CSRF flaw in the WordPress Popup Builder by OptinMonster plugin through version 2.15.3. The CVSS 3.1 vector is AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N, matching a network-triggered, low-complexity action requiring user interaction with low integrity impact.

Likely exposure

Exposure is limited to WordPress sites running the OptinMonster plugin at version 2.15.3 or earlier. The provided sources do not identify affected CPEs or a named fixed version.

Exploitation context

The source bundle does not show active exploitation, and the CVE is not listed as KEV. Abuse would require tricking a logged-in WordPress user into a cross-site request. Sources only support notice dismissal impact.

Researcher notes

Evidence is sparse. The public data identifies CSRF notice dismissal only, with no exploit details, no KEV listing, and no fixed version in the supplied bundle. Avoid expanding scope beyond the documented low-integrity impact.

Mitigation direction

  • Inventory WordPress sites for the OptinMonster plugin and installed version.
  • Treat versions 2.15.3 and earlier as affected until vendor guidance says otherwise.
  • Check OptinMonster, WordPress plugin, or Patchstack guidance for a fixed release.
  • Update, disable, or remove the plugin based on vendor guidance and business need.
  • Review whether dismissed notices could hide operational or security-relevant information.

Validation and detection

  • Confirm each WordPress instance has or lacks the optinmonster plugin installed.
  • Record the installed plugin version and compare it with the affected range.
  • Check administrative notice state where this plugin is installed.
  • Review logs for unexpected notice dismissal timing if available.
  • Verify remediation against vendor or Patchstack guidance before closing the issue.
Prepared
Confidence
medium
Sources
3

Public sources used

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.

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cve · low confidence lookup

CVE-2024-33691 mapping review

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

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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
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
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-2024-33691Attack 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

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
OptinMonster Popup Builder TeamOptinMonsteroptinmonster, n/aunaffected
Weakness

CWE details

CWE-352

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.

Open CWE intelligenceSame-CWE CVEs