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CVE Record

CVE-2022-4209: Chained Quiz <= 1.3.2 - Reflected Cross-Site Scripting via pointsf

The Chained Quiz plugin for WordPress is vulnerable to Reflected Cross-Site Scripting via the 'pointsf' parameter on the 'chainedquiz_list' page in versions up to, and including, 1.3.2 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

MediumCVSS 6.1Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2022-4209 is a reflected XSS issue in the WordPress Chained Quiz plugin through version 1.3.2. An attacker must persuade a user to open a crafted link. If successful, script can run in that user’s browser context, creating session, trust, or data exposure risk.

Executive priority

Treat this as a moderate web application risk. It is not known to be actively exploited, but exposed WordPress sites should be checked and updated because successful attacks can affect trusted users.

Technical view

The flaw is insufficient sanitization and output escaping of the `pointsf` parameter on the `chainedquiz_list` page. It is CWE-79, CVSS 6.1, network reachable, unauthenticated, low complexity, and requires user interaction. No KEV listing is provided.

Likely exposure

Exposure is likely limited to WordPress sites running Chained Quiz versions up to and including 1.3.2, especially public sites with authenticated administrators or users who may follow external links.

Exploitation context

The source bundle includes a public gist reference, but KEV is false and no cited source states active exploitation. Practical exploitation depends on social engineering because user interaction is required.

Researcher notes

The CVSS vector is consistent with reflected XSS: AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. The provided affected metadata is sparse, so rely on the description’s version range and vendor/plugin references when confirming remediation.

Mitigation direction

  • Inventory WordPress sites for the Chained Quiz plugin.
  • Update Chained Quiz beyond version 1.3.2 if vendor guidance provides a fixed release.
  • Disable or remove the plugin where it is unnecessary or cannot be updated.
  • Use a WordPress security plugin or WAF rules as temporary compensating control.
  • Educate administrators not to follow unsolicited links while remediation is pending.

Validation and detection

  • Confirm whether Chained Quiz is installed on each WordPress site.
  • Record installed plugin versions and flag versions up to 1.3.2.
  • Review web logs for requests involving `chainedquiz_list` and `pointsf`.
  • After remediation, verify the plugin version is no longer affected.
  • Confirm no unexpected admin sessions or account changes occurred around suspicious requests.
Prepared
Confidence
high
Sources
6

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-79: 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-2022-4209 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
6.1 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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
5Source 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
6.1CVSS 3.1MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N2.82.7Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.1Medium
CVSS 3.1 vector shape for CVE-2022-4209Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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
prasunsenChained Quiz0unaffected
Weakness

CWE details

CWE-79

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

CWE-79 · source CWE mapping

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.

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