Security readout for executives and security teams
Plain-English summary
This critical flaw may let an unauthenticated internet attacker manipulate database queries on WordPress sites using WP Data Access through version 5.5.81. Reported impacts include serious data exposure and limited service disruption. The supplied evidence does not establish data modification or confirmed exploitation.
Executive priority
Treat internet-facing confirmed installations as an immediate remediation priority. The critical score and unauthenticated attack conditions justify rapid inventory, containment, and vendor-guided remediation. Do not assume a site is safe solely because active exploitation is not documented.
Technical view
CVE-2026-81293 is an unauthenticated SQL injection classified as CWE-89. Its CVSS 3.1 score is 9.3: network-accessible, low complexity, requiring neither privileges nor user interaction. The vector indicates high confidentiality impact, no integrity impact, low availability impact, and changed scope.
Likely exposure
Potential exposure is highest for publicly reachable WordPress sites running WP Data Access 5.5.81 or earlier. Confirm plugin presence, activation, and exact version. The supplied affected-product metadata also says “defaultStatus: unaffected” and lists versions as “n/a,” conflicting with the description; therefore, precise applicability requires vendor confirmation.
Exploitation context
The source bundle marks this CVE as absent from KEV and provides no cited evidence of active exploitation or a public exploit. That does not prove exploitation is impossible or has not occurred. Prioritize based on unauthenticated network reachability, low stated attack complexity, and potential confidentiality impact.
Researcher notes
The public bundle supports CWE-89 and the CVSS vector but does not identify the vulnerable parameter, endpoint, root cause, fixed release, or exploitation evidence. Its structured affected data conflicts with the narrative version range. Researchers should resolve these gaps through authoritative vendor guidance and non-destructive testing in an isolated environment.
Mitigation direction
- Inventory all WordPress sites for installed or active WP Data Access versions.
- Check current vendor or Patchstack guidance for the supported fixed version or mitigation.
- Disable the plugin where operationally acceptable until authoritative remediation is confirmed.
- Restrict public access to affected functionality where feasible without disrupting required services.
- Increase monitoring of web, application, and database logs for suspicious activity.
Validation and detection
- Confirm whether WP Data Access is installed, active, and version 5.5.81 or earlier.
- Verify remediation status against current vendor or Patchstack guidance.
- Review web and application logs for unusual requests or repeated database errors.
- Review database audit logs for anomalous queries or unexpected data access.
- Retest normal site functionality after mitigation without attempting exploit payloads.
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-2026-81293 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
- Critical
- CVSS
- 9.3 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/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.
SSVC decision data
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:C/C:H/I:N/A:L3.94.7PatchstackVulnerability scoring details
Base CVSS 3.1 score
9.3CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://patchstack.com/database/wordpress/plugin/wp-data-access/vulnerability/wordpress-wp-data-access-plugin-5-5-81-sql-injection-vulnerability?_s_id=cveCVE reference, Patchstack · vdb-entry
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.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.