Security readout for executives and security teams
Plain-English summary
A WordPress booking plugin can let low-privileged logged-in users store malicious scripts in site content. Those scripts may run when another user views the affected page. This is not listed as actively exploited in the provided sources, but it can affect customer trust and administrator sessions on exposed sites.
Executive priority
Treat as a near-term WordPress hygiene issue, especially for public registration sites. It is not currently evidenced as actively exploited, but low-privileged access can be enough to create stored browser-side risk for visitors or administrators.
Technical view
CVE-2026-0742 is stored cross-site scripting in Smart Appointment & Booking for WordPress through the saab_save_form_data AJAX action. Versions up to and including 1.0.7 are described as affected. The issue is attributed to insufficient input sanitization and output escaping of user-supplied attributes. CVSS 3.1 score is 6.4.
Likely exposure
Exposure is likely limited to WordPress sites running Smart Appointment & Booking version 1.0.7 or earlier where attackers can obtain Subscriber-level or higher accounts.
Exploitation context
The provided bundle does not show CISA KEV listing or confirmed active exploitation. Exploitation requires authenticated access, but Subscriber-level access is common on sites that allow user registration. Impact is script execution when an injected page is accessed.
Researcher notes
The source bundle identifies CWE-79 and points to WordPress Trac locations for relevant admin and front-end code plus a changeset. A specific fixed version is not clearly stated in the provided data, so remediation should be tied to vendor-confirmed release notes.
Mitigation direction
- Inventory WordPress sites for Smart Appointment & Booking installations and versions.
- Prioritize sites allowing public user registration or many low-privileged accounts.
- Check the plugin vendor or WordPress plugin page for fixed release guidance.
- Update if a fixed version is available from the vendor.
- If no fix is available, disable or remove the plugin where business impact permits.
- Review existing plugin content for suspicious stored scripts or unexpected attributes.
Validation and detection
- Confirm whether Smart Appointment & Booking is installed on each WordPress site.
- Verify installed plugin version is greater than 1.0.7, if a fixed version exists.
- Check whether untrusted users can create Subscriber-level accounts.
- Review logs for use of the saab_save_form_data AJAX action by low-privileged users.
- Inspect affected booking forms or pages for unexpected script-like content.
- Confirm output encoding and sanitization changes against vendor patch references.
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-79: User-session and phishing behavior lookup
Client-side and session-facing weaknesses should be reviewed alongside initial-access and user-execution behaviors. 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-2026-0742 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
- 6.4 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/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:C/C:L/I:L/A:N3.12.7Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
6.4MediumVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.wordfence.com/threat-intel/vulnerabilities/id/bf332c0d-5481-412d-b44a-b3de346d7b60?source=cveCVE reference
- https://plugins.trac.wordpress.org/browser/smart-appointment-booking/trunk/inc/admin/class.saab.admin.action.php#L1203CVE reference
- https://plugins.trac.wordpress.org/browser/smart-appointment-booking/tags/1.0.7/inc/admin/class.saab.admin.action.php#L1203CVE reference
- https://plugins.trac.wordpress.org/browser/smart-appointment-booking/trunk/inc/front/class.saab.front.action.php#L2189CVE reference
- https://plugins.trac.wordpress.org/browser/smart-appointment-booking/tags/1.0.7/inc/front/class.saab.front.action.php#L2189CVE reference
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3450387%40smart-appointment-booking&new=3450387%40smart-appointment-booking&sfp_email=&sfph_mail=CVE reference
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 Input During Web Page Generation ('Cross-site Scripting')
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.