Security readout for executives and security teams
Plain-English summary
A WordPress plugin used for quizzes can let an attacker delete submitted quiz responses if they trick an administrator into opening a forged request. This is not a site takeover issue, but it can disrupt quiz records and business processes that rely on response data.
Executive priority
Treat this as a targeted data-integrity risk, not an emergency internet-wide compromise. Prioritize sites where quiz responses support revenue, customer workflows, assessments, or audit evidence.
Technical view
CVE-2022-4219 is a CSRF issue in Chained Quiz up to and including 1.3.2.4. The manage() function lacks nonce validation, allowing unauthenticated attackers to cause response deletion through an administrator’s browser. CVSS 3.1 is 5.4, with integrity and availability impact.
Likely exposure
Exposure is limited to WordPress sites running the Chained Quiz plugin at versions up to 1.3.2.4. Risk is higher where administrators are logged in frequently and quiz submissions have operational, compliance, or customer value.
Exploitation context
The bundle lists a public gist reference, but KEV is false and no provided source states active exploitation. Exploitation requires administrator interaction, such as clicking a crafted link, so phishing or social engineering is the practical path.
Researcher notes
The affected-version metadata in the bundle is sparse, so do not rely on CPE matching alone. The strongest technical signal is the missing nonce validation in manage(), with Wordfence and WordPress Trac references supporting the issue context.
Mitigation direction
- Inventory WordPress sites for Chained Quiz and confirm installed versions.
- Check vendor or WordPress plugin guidance for a fixed release.
- Update the plugin if a fixed version is available from trusted channels.
- Disable or remove the plugin where quiz response retention matters and no fix is available.
- Restrict administrator sessions and reinforce phishing-resistant admin practices.
Validation and detection
- Confirm whether Chained Quiz is installed on each WordPress instance.
- Record plugin version and compare against the vulnerable range through 1.3.2.4.
- Review admin activity and quiz response deletion logs for unexpected changes.
- Verify the installed release includes nonce validation for response-management actions.
- Confirm backups can restore deleted quiz submissions if needed.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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-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 lookupCVE-2022-4219 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 5.4 (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:L
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.
CVSS vector scores
1 official scoreWe 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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L2.82.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
5.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/cf96887c-6e0d-43d9-a3f2-88981adb4c98?source=cveCVE reference
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2826623%40chained-quiz&new=2826623%40chained-quiz&sfp_email=&sfph_mail=CVE reference
- https://gist.github.com/Xib3rR4dAr/417a11bcb9b8da28cfe5ba1c17c44d0eCVE reference
- https://www.wordfence.com/vulnerability-advisories-continued/#CVE-2022-4219CVE reference
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
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.