Security readout for executives and security teams
Plain-English summary
CVE-2026-22459 is a broken access control issue in the WordPress CTA plugin, package easy-sticky-sidebar, reported for versions up to 2.1.2. An unauthenticated network attacker may be able to perform actions that should require authorization, causing limited integrity and availability impact. No source provided indicates active exploitation.
Executive priority
Treat as a medium-priority WordPress plugin risk. Prioritize internet-facing sites using this plugin, especially if they support marketing, lead generation, or customer-facing workflows. Act this week unless the plugin is confirmed absent or already remediated.
Technical view
The CVE describes CWE-862 Missing Authorization in Blend Media WordPress CTA/easy-sticky-sidebar. CVSS 3.1 is 6.5: AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L. The record states affected versions are through <=2.1.2, while the Patchstack URL references 1.7.4, so version scope should be verified against vendor/Patchstack details.
Likely exposure
Exposure is likely limited to WordPress sites with the WordPress CTA plugin/easy-sticky-sidebar installed and enabled, especially versions <=2.1.2. Public internet-facing WordPress admin or plugin endpoints may increase risk.
Exploitation context
The CVSS vector indicates remote, unauthenticated exploitation with low complexity and no user interaction. The available sources do not provide exploit details, proof-of-concept status, or evidence of active exploitation. It is not listed as KEV in the provided data.
Researcher notes
The public bundle is sparse and contains a version-scope inconsistency: CVE title says <=2.1.2, while the Patchstack reference URL names 1.7.4. No patch version, vulnerable endpoint, exploit status, or detailed impact scenario is provided. Avoid assuming exploitability beyond the CVSS and CWE data.
Mitigation direction
- Inventory WordPress sites for the WordPress CTA/easy-sticky-sidebar plugin.
- Check vendor, WordPress plugin, or Patchstack guidance for a fixed version or mitigation.
- Update the plugin if a vendor-supported fixed version is available.
- Disable or remove the plugin where it is not business-critical.
- Restrict administrative access to WordPress and monitor for unexpected plugin changes.
Validation and detection
- Confirm whether easy-sticky-sidebar or WordPress CTA is installed on each WordPress site.
- Record installed plugin versions and compare with <=2.1.2 exposure.
- Review Patchstack and CVE records for updated affected-version and fix information.
- Check web logs for unusual unauthenticated requests to plugin-related endpoints.
- Verify disabled or removed plugin instances are no longer reachable.
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-2026-22459 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
- 6.5 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/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:N/S:U/C:N/I:L/A:L3.92.5Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
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.