CVE-2021-24882
Slideshow Gallery < 1.7.4 - Admin+ Stored Cross-Site Scripting
The Slideshow Gallery WordPress plugin before 1.7.4 does not sanitise and escape the Slide "Title", "Description", and Gallery "Title" fields, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Slideshow Gallery WordPress plugin before 1.7.4 does not sanitise and escape the Slide "Title", "Description", and Gallery "Title" fields, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
- Record
CVE-2021-24882- CVSS 3.1
- 4.8 Medium
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 3.5 Low
AV:N/AC:M/Au:S/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Slideshow Gallery < 1.7.4 - Admin+ Stored Cross-Site Scripting
The Slideshow Gallery WordPress plugin before 1.7.4 does not sanitise and escape the Slide "Title", "Description", and Gallery "Title" fields, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
- Record
CVE-2021-24882- Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2021-11794 No score
The Slideshow Gallery WordPress plugin before 1.7.4 does not sanitise and escape the Slide "Title", "Description", and Gallery "Title" fields, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
- Record
EUVD-2021-11794- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j64v-v3q7-95h7 No score
The Slideshow Gallery WordPress plugin before 1.7.4 does not sanitise and escape the Slide "Title...
The Slideshow Gallery WordPress plugin before 1.7.4 does not sanitise and escape the Slide "Title", "Description", and Gallery "Title" fields, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed
- Record
GHSA-j64v-v3q7-95h7- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, products | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-24882 is a medium vulnerability (CVSS 4.8) in Tribulant Slideshow Gallery, published November 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.62%, the 49th percentile. No source names a fixed version.