Security readout for executives and security teams
Plain-English summary
CVE-2026-22489 affects the WordPress Image Slider Slideshow plugin through version 1.8. A logged-in user may bypass intended authorization checks and modify objects they should not control. Business impact appears limited to integrity, not data theft or outage, based on the published CVSS vector.
Executive priority
Treat as a targeted integrity risk, not an emergency internet-wide compromise. Prioritize validation on public, multi-author, customer, or partner-facing WordPress sites where lower-privileged users can authenticate.
Technical view
The issue is an IDOR/authorization bypass classified as CWE-639 in Wptexture Image Slider Slideshow. CVSS 3.1 is 4.3: network-accessible, low complexity, low privileges required, no user interaction, unchanged scope, low integrity impact, no confidentiality or availability impact.
Likely exposure
Exposure is limited to WordPress sites using Image Slider Slideshow version 1.8 or earlier, especially where untrusted or lower-privileged accounts can log in. The CVE data has some version metadata inconsistency, so verify against plugin inventory and vendor records.
Exploitation context
No active exploitation is indicated in the provided sources, and the CVE is not listed as KEV in the source bundle. Exploitation requires an authenticated user, reducing broad internet risk but increasing concern for multi-user WordPress sites.
Researcher notes
Public data identifies IDOR behavior but does not include detailed exploit mechanics or a named patched version in the provided bundle. The affected-version fields are inconsistent: narrative says through 1.8, while structured affected data lists version 0 and default unaffected.
Mitigation direction
- Inventory WordPress sites for the Image Slider Slideshow plugin.
- Identify installs at version 1.8 or earlier.
- Check Patchstack and vendor guidance for a fixed version or workaround.
- Restrict plugin management and content-changing privileges to trusted users.
- Disable or remove the plugin if it is not business-critical.
Validation and detection
- Confirm plugin name, slug, and version in WordPress asset inventory.
- Review whether untrusted users have login access on affected sites.
- Check site logs for unauthorized slider or plugin object changes.
- Monitor the CVE and Patchstack entry for updated remediation details.
- Document compensating controls if no vendor fix is available.
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-639: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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-2026-22489 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
- 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
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.
Authorization Bypass Through User-Controlled Key
Authorization Bypass Through User-Controlled Key represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.