Opening Hours <= 2.3.0 - Contributor+ Stored XSS via Shortcode
Published Feb 21, 2023
5.4
MEDIUMCVSS 3.1
EPSS 0.47%
Description
The Opening Hours WordPress plugin through 2.3.0 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
Affected products
- Vendor n/a Product Opening Hours Defaultaffected
- Version 0StatusaffectedConstraints<=2.3.0
- 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 | Opening Hours | affected |
|
- ≤ 2.3.0
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:L/UI:R/S:C/C:L/I:L/A:N
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
PartialDecision
n/aAssessed Mar 13, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
Score over time
2023–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (14 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 0.47% (0.00471) | 38.51th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.47% (0.00471) | 36.87th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.17% (0.00170) | 34.87th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.03% (0.03029) | 77.68th | v4 (v2025.03.14) |
| Mar 24, 2025 | 0.15% (0.00155) | 33.00th | v4 (v2025.03.14) |
| Mar 23, 2025 | 1.93% (0.01927) | 79.93th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.15% (0.00155) | 33.76th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.06% (0.00058) | 26.59th | v3 (v2023.03.01) |
| May 20, 2024 | 0.06% (0.00056) | 22.79th | v3 (v2023.03.01) |
| Feb 28, 2024 | 0.06% (0.00056) | 20.77th | v3 (v2023.03.01) |
| Jan 22, 2024 | 0.05% (0.00051) | 17.36th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.04% (0.00045) | 11.89th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.89% (0.00885) | 27.89th | v2 (v2022.01.01) |
| Feb 22, 2023 | 0.89% (0.00885) | 27.75th | v2 (v2022.01.01) |
References (1)
- https://wpscan.com/vulnerability/309799dd-dea7-489d-8d18-b6014534f5af exploitvdb-entrytechnical-descriptionThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://wpscan.com/vulnerability/309799dd-dea7-489d-8d18-b6014534f5af | exploitvdb-entrytechnical-descriptionThird Party Advisory |
Change history (0)
No recorded changes yet.