Security readout for executives and security teams
Plain-English summary
CVE-2026-22522 is a broken access control issue in the WordPress Block Slider plugin through version 2.2.3. An authenticated, low-privileged user may access data they should not, creating a confidentiality risk. It is not listed as known exploited in CISA KEV, and the provided sources do not name a patched version.
Executive priority
Treat as a medium-priority WordPress hygiene issue. Prioritize internet-facing sites, sites with user registration, and sites handling sensitive content. Remediate during the next maintenance window unless the plugin is broadly deployed or user accounts are easy to obtain.
Technical view
The issue is CWE-862 Missing Authorization in Munir Kamal Block Slider, package block-slider, affecting versions up to 2.2.3. CVSS 3.1 is 6.5: network exploitable, low complexity, low privileges required, no user interaction, high confidentiality impact, no integrity or availability impact reported.
Likely exposure
Exposure is limited to WordPress sites with the Block Slider plugin installed at version 2.2.3 or earlier. Attackers need some authenticated access, so public registration, subscriber accounts, customer portals, or compromised low-privileged accounts increase practical risk.
Exploitation context
The source bundle does not show active exploitation, public exploit availability, or KEV listing. The risk is mainly unauthorized data access by authenticated users. Evidence is incomplete on the exact protected data or plugin function involved.
Researcher notes
Public details identify missing authorization but do not describe the vulnerable endpoint, data object, or patched version. Avoid assuming integrity impact; CVSS lists confidentiality only. Further validation should focus on authorized-role boundary review without publishing weaponizable request details.
Mitigation direction
- Inventory WordPress sites for the Block Slider plugin and version.
- Check vendor or Patchstack guidance for a fixed release or official workaround.
- Update the plugin if a fixed version is available from trusted sources.
- Remove or disable the plugin where it is not business-critical.
- Limit creation and use of low-privileged WordPress accounts.
Validation and detection
- Confirm whether block-slider is installed on each WordPress site.
- Record plugin versions and flag versions 2.2.3 or earlier.
- Review WordPress user roles and unnecessary low-privileged accounts.
- Check access logs for unusual authenticated access to plugin-related functions.
- Track CVE and Patchstack 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-2026-22522 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:L/UI:N/S:U/C:H/I:N/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:H/I:N/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.5MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/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.