Security readout for executives and security teams
Plain-English summary
CVE-2026-22479 is a high-severity access control flaw in the WordPress Easy Post Submission plugin. An unauthenticated attacker may be able to perform actions that should require authorization, affecting content integrity. Public data does not confirm active exploitation or name a vendor fix.
Executive priority
Prioritize review for public WordPress sites using this plugin. The main business risk is unauthorized content manipulation, which can affect brand trust, publishing integrity, and compliance workflows. Urgency is high if the plugin is internet-facing and active.
Technical view
The CVE describes CWE-862 Missing Authorization in ThemeRuby Easy Post Submission, affecting versions through 2.4.0 per the CVE description. CVSS 3.1 is 7.5: network-reachable, low complexity, no privileges, no user interaction, with high integrity impact and no confidentiality or availability impact.
Likely exposure
Exposure is limited to WordPress sites running the Easy Post Submission plugin, especially versions at or below 2.4.0. The source bundle contains inconsistent version detail, so confirm installed plugin version and compare against vendor/Patchstack guidance.
Exploitation context
The CVE is not listed as CISA KEV in the provided data. The available sources indicate unauthenticated network exploitability and integrity impact, but do not provide evidence of exploitation in the wild.
Researcher notes
Source evidence is sparse and version data is inconsistent: the CVE description says through 2.4.0, while the Patchstack reference URL mentions 2.2.0. No patch version, exploit status, or detailed affected configurations are confirmed in the provided sources.
Mitigation direction
- Inventory WordPress sites for the Easy Post Submission plugin.
- Check ThemeRuby, WordPress plugin, and Patchstack guidance for a fixed version.
- Disable the plugin if it is not business-critical and no fix is available.
- Restrict content submission workflows where operationally feasible.
- Monitor for unexpected post creation, modification, or approval activity.
Validation and detection
- Confirm whether Easy Post Submission is installed on each WordPress instance.
- Record the installed plugin version and compare with affected-version guidance.
- Review WordPress roles and plugin settings for unintended public actions.
- Check logs for suspicious content changes or unauthenticated submission activity.
- Track CVE, Patchstack, and vendor pages for updated remediation details.
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-862: 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 lookupCVE-2026-22479 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
- High
- CVSS
- 7.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/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:N/UI:N/S:U/C:N/I:H/A:N3.93.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.5HighVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Source materials
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.
Missing Authorization
Missing Authorization represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.