CVE-2025-26923
WordPress Event post plugin <= 5.9.8 - Cross Site Scripting (XSS) vulnerability
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bastien Ho Event post event-post allows Stored XSS.This issue affects Event post: from n/a through <= 5.9.8.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
6.5
WordPress Event post plugin <= 5.9.8 - Cross Site Scripting (XSS) vulnerability
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bastien Ho Event post event-post allows Stored XSS.This issue affects Event post: from n/a through <= 5.9.8.
- Record
CVE-2025-26923- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2025-8208
6.5
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bastien Ho Event post event-post allows Stored XSS.This issue affects Event post: from n/a through <= 5.9.8.
- Record
EUVD-2025-8208- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-r9c5-mh6w-wh5v
6.5
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bastien Ho Event post allows Stored XSS.This issue affects Event post: from n/a through 5.9.8.
- Record
GHSA-r9c5-mh6w-wh5v- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
6.5
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bastien Ho Event post event-post allows Stored XSS.This issue affects Event post: from n/a through <= 5.9.8.
- Record
CVE-2025-26923- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-26923 is a medium vulnerability (CVSS 6.5) in Bastien Ho Event Post, published March 26, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.36%, the 29th percentile. No source names a fixed version.
References
patchstack.com/database/Wordpress/Plugin/event-post/vulnerability/wordpress-event-post-plugin-5-9-8-cross-site-scripting-xss-vulnerability?_s_id=cve
nvd.nist.gov/vuln/detail/CVE-2025-26923
patchstack.com/database/wordpress/plugin/event-post/vulnerability/wordpress-event-post-plugin-5-9-8-cross-site-scripting-xss-vulnerability?_s_id=cve
github.com/advisories/GHSA-r9c5-mh6w-wh5v