Security readout for executives and security teams
Plain-English summary
CVE-2026-25378 is a blind SQL injection in the WordPress Nelio AB Testing plugin through version 8.2.4. An attacker with high privileges could query backend database information through the application. Business urgency is highest for WordPress sites using this plugin where many administrator-level accounts or untrusted privileged users exist.
Executive priority
Treat as a high-priority vulnerability for affected WordPress sites, especially production sites with sensitive customer, analytics, or business data. Confirm exposure quickly, reduce privileged account risk, and apply vendor remediation when available.
Technical view
The CVE describes improper neutralization of SQL special elements in Nelio AB Testing, allowing blind SQL injection. CVSS 3.1 is 7.6: network exploitable, low attack complexity, high privileges required, no user interaction, changed scope, high confidentiality impact, no integrity impact, low availability impact.
Likely exposure
Exposure is limited to WordPress installations running Nelio AB Testing versions up to and including 8.2.4. The CVSS vector indicates exploitation requires high privileges, so risk depends heavily on who has administrator or similarly powerful access to the WordPress site.
Exploitation context
The provided sources do not state active exploitation, and the CVE is not listed as CISA KEV in the supplied bundle. The issue is still significant because SQL injection can expose sensitive database content, but the high-privilege requirement reduces broad unauthenticated attack likelihood.
Researcher notes
Public details in the provided bundle are sparse. The key constraints are affected version <=8.2.4, CWE-89, blind SQL injection, and PR:H. Do not assume unauthenticated exploitation, public exploit availability, or a specific fixed version unless confirmed by vendor or Patchstack updates.
Mitigation direction
- Identify WordPress sites using Nelio AB Testing version 8.2.4 or earlier.
- Check Nelio Software and Patchstack guidance for a fixed version or official workaround.
- Update the plugin if a fixed release is available from the vendor.
- Disable or remove the plugin if no safe version is available.
- Restrict high-privilege WordPress accounts to trusted users only.
Validation and detection
- Inventory WordPress plugins and confirm Nelio AB Testing versions.
- Prioritize sites where the plugin is active and handles sensitive data.
- Review administrator and high-privilege user accounts for necessity and trust.
- Check web and database logs for unusual privileged-user activity.
- Monitor the CVE and Patchstack entry 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-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. 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 lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2026-25378 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
- 7.6 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/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:H/UI:N/S:C/C:H/I:N/A:L2.34.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.6HighVector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/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.