Security readout for executives and security teams
Plain-English summary
CVE-2021-4364 affects the JobSearch WP Job Board WordPress plugin up to version 1.8.1. An authenticated user could add or modify job import schedule calls because the plugin did not properly check authorization. The documented impact is limited to integrity, not data theft or site takeover.
Executive priority
Treat this as a moderate-priority WordPress plugin issue. It should be remediated during normal vulnerability maintenance, faster where public registration, many user accounts, or business-critical job imports are present.
Technical view
The issue is a missing capability check in a JobSearch WP Job Board job import scheduling function. Sources name jobsearch_add_job_import_schedule_call(), while the title references jobsearch_update_job_import_schedule_call(). The vulnerability is network-accessible, low-complexity, requires authentication, and is scored CVSS 4.3.
Likely exposure
Exposure is most likely on WordPress sites running JobSearch WP Job Board versions up to and including 1.8.1 with user accounts available to untrusted or lower-privileged users.
Exploitation context
The source bundle does not show CISA KEV listing or cited evidence of active exploitation. Exploitation requires an authenticated attacker and appears limited to adding or changing schedule calls, creating operational integrity risk rather than direct confidentiality impact.
Researcher notes
Evidence supports missing authorization around job import schedule calls, but the source bundle has a function-name discrepancy and incomplete affected-product metadata. Do not assume unauthenticated exploitation, data exposure, privilege escalation, or active exploitation from the provided sources.
Mitigation direction
- Inventory WordPress sites using JobSearch WP Job Board.
- If affected, update to a vendor-fixed or latest available plugin release.
- Check vendor and plugin guidance for the exact fixed version.
- Restrict untrusted authenticated user access until remediation is complete.
- Review job import schedules for unexpected changes.
Validation and detection
- Confirm installed JobSearch WP Job Board versions across WordPress sites.
- Flag any instance running version 1.8.1 or earlier.
- Review roles that allow authenticated access to affected sites.
- Inspect job import schedule settings for unauthorized modifications.
- Verify remediation by confirming the plugin is no longer affected.
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-284: Authorization and privilege behavior lookup
Authorization weaknesses can support privilege escalation and valid-account review, depending on exploit path. 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 lookupPrivilege behavior lookup
The CVE wording references privilege impact, so privilege escalation and authorization behavior review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2021-4364 mapping review
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Open ATT&CK lookup- Severity
- Medium
- CVSS
- 4.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
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:L/UI:N/S:U/C:N/I:L/A:N2.81.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
4.3MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/9114018f-0678-4973-bb1e-932f0d93f963?source=cveCVE reference
- https://blog.nintechnet.com/wordpress-jobsearch-wp-job-board-plugin-fixed-vulnerability/CVE reference
- https://wpscan.com/vulnerability/7e2dd5df-f758-419c-bfb8-b8e53235fedeCVE 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.
Improper Access Control
Improper Access Control represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.