Timely All-in-One Events Calendar < 1.6 — Cross-Site Scripting
CVE-2012-1835Published · Updated Action summary
Affected: <1.6Update to 1.6 or newer
All remediation steps- Severity
- High7.1
- CVSS
- 7.1CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:LWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:RUser interaction- Required
S:CScope- Changed
C:LConfidentiality- Low
I:LIntegrity- Low
A:LAvailability- Low
- Weakness
- CWE-79 Cross-Site Scripting
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Timely All-in-One Events Calendar all-in-one-event-calendar
- Affected< 1.6
- Patched in1.6
Update to 1.6 or newer.
You are affected if you run < 1.6. Version 1.6 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Timely All-in-One Events Calendar.
- No admin access? Run a passive check of your site. It reads public files only.
- No account is needed to exploit this. Treat any exposed site on an affected version as at risk.
What to do
- Update to version 1.6, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Timely All-in-One Events Calendar to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to High-Tech Bridge Security Research Lab.
Multiple cross-site scripting (XSS) vulnerabilities in the All-in-One Event Calendar plugin 1.4 and 1.5 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) title parameter to app/view/agenda-widget-form.php; (2) args, (3) title, (4) before_title, or (5) after_title parameter to app/view/agenda-widget.php; (6) button_value parameter to app/view/box_publish_button.php; or (7) msg parameter to /app/view/save_successful.php.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in Timely All-in-One Events Calendar
All 4| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.4 | Cross-Site Scripting ≤2.5.38Update to 2.5.39 | — | |
| High7.1 | Cross-Site Scripting <1.10Update to 1.10 | — | |
| Critical10.0 | SQL Injection <1.10Update to 1.10 | — |
- Medium6.4Cross-Site Scripting
≤2.5.38Update to 2.5.39
- High7.1Cross-Site Scripting
<1.10Update to 1.10
- Critical10.0SQL Injection
<1.10Update to 1.10
Same weakness (Cross-Site Scripting)
All Cross-Site Scripting| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| High7.2 | Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header | CVE-2026-120688 | |
| Critical9.8 | Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission | CVE-2026-125055 | |
| Critical9.8 | Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter | CVE-2026-119077 | |
| Medium5.3 | Unauthenticated Sensitive Information Exposure in 'search' Parameter | CVE-2026-121518 |
- High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup
≤5.25.25Update to 5.26.45
- Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder
≤1.0.2Update to 1.1
- Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System
≤3.3.9Update to 3.4.0
- Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce
≤5.127.0Update to 5.128.0
Timeline
CVE published
Severity high, CVSS 7.1
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
- CVSS / CWE
- National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.