BEAF < 4.7.19 - Author+ Stored XSS via Before Label
Published Sep 2, 2026
6.8
MEDIUMCVSS 3.1
EPSS 0.29%
Description
The Ultimate Before After Image Slider & Gallery WordPress plugin before 4.7.19 does not properly escape the slider's before-label value before its bundled client-side script re-injects it into the DOM, allowing users with the Author role and above to store a payload that executes in the browser of anyone (including an administrator) who views the slider.
Affected products
- Vendor n/a Product Ultimate Before After Image Slider & Gallery Defaultunaffected
- Version 0StatusaffectedConstraints<4.7.19
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | Ultimate Before After Image Slider & Gallery | unaffected |
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
NoneAutomatable
NoTechnical Impact
TotalDecision
n/aAssessed Sep 2, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
Score over time
Sep–Oct 2026- EPSS v5
Percentile over time
- EPSS v5
Table of values (2 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 0.29% (0.00290) | 19.62th | v5 (v2026.06.15) |
| Sep 2, 2026 | 0.16% (0.00163) | 5.80th | v5 (v2026.06.15) |
References (1)
- https://wpscan.com/vulnerability/31bfd4c6-32e8-4790-b9a8-949fdaba9454/ exploitvdb-entrytechnical-description
| Link | Providers | Tags |
|---|---|---|
| https://wpscan.com/vulnerability/31bfd4c6-32e8-4790-b9a8-949fdaba9454/ | exploitvdb-entrytechnical-description |
Change history (0)
No recorded changes yet.