CVE-2026-119714: My Calendar (WordPress plugin) · Code Injection
Affects My Calendar (WordPress plugin)Source CVE Database V5
Not known to be exploited · CVSS 6.9 Medium : upgrade to 3.8.11 when convenient.
Data as of 30 Oct 2026, 16:21 UTC
Thin evidence
One scorer or none| CNA (VulnCheck) | CVSS 4.0 | 6.9 |
|---|---|---|
| CNA (VulnCheck) | CVSS 3.1 | 6.5 |
- Patch
- Available – fixed in 3.8.11
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:NExploitation evidence
Disclosed: evidence found.
CVE published 30 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
Upgrade My Calendar (WordPress plugin) to 3.8.11.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| joedolsonMy Calendar - Accessible Event Manager | Affected
| Fixed in
|
AI-suggested
Upgrade the My Calendar plugin to version 3.8.11 or later, where this shortcode injection vulnerability is fixed. No other mitigation is required as the fix addresses the root cause.
Description
The My Calendar WordPress plugin versions 3.8.8 through 3.8.10 contain a shortcode injection vulnerability. This flaw allows unauthenticated attackers to execute registered shortcodes via the 'mcs' search parameter, leading to potential content injection and spoofing on any page or post. The vulnerability is fixed in version 3.8.11.
References
- github.com/joedolson/my-calendar/commit/de875c25d9651abb041b2dfe32f60a4320c66496 (opens in a new tab)
- github.com/joedolson/my-calendar (opens in a new tab)
- github.com/joedolson/my-calendar/releases/tag/v3.8.11 (opens in a new tab)
- github.com/joedolson/my-calendar/blob/v3.8.10/src/my-calendar-search.php (opens in a new tab)
- vulncheck.com/advisories/my-calendar-3.8.8-before-3.8.11-unauthenticated-shortcode-injection-via-mcs-parameter (opens in a new tab)