CRITICAL
The WP Live Chat Support Pro plugin before 8.0.07 for WordPress is vulnerable to unauthenticated Remote Code Execution due to client-side validation of allowed file types, as demonstrated by a v1/remote_upload request with a .php filename and the image/jpeg content type
Published Jul 2, 2018
9.8
CRITICALCVSS 3.0
EPSS 5.06%
Description
The WP Live Chat Support Pro plugin before 8.0.07 for WordPress is vulnerable to unauthenticated Remote Code Execution due to client-side validation of allowed file types, as demonstrated by a v1/remote_upload request with a .php filename and the image/jpeg content type.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
9.8 CRITICAL NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
5.06% 0.05062
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.05062
Score over time
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (29 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.06% (0.05062) | 92.05th | v5 (v2026.06.15) |
| Sep 22, 2026 | 5.06% (0.05062) | 91.93th | v5 (v2026.06.15) |
| Sep 21, 2026 | 4.00% (0.03999) | 90.10th | v5 (v2026.06.15) |
| Sep 6, 2026 | 5.06% (0.05062) | 91.75th | v5 (v2026.06.15) |
| Sep 5, 2026 | 4.00% (0.03999) | 89.88th | v5 (v2026.06.15) |
| Aug 30, 2026 | 5.06% (0.05062) | 91.71th | v5 (v2026.06.15) |
| Aug 28, 2026 | 4.00% (0.03999) | 89.81th | v5 (v2026.06.15) |
| Aug 24, 2026 | 5.06% (0.05062) | 91.66th | v5 (v2026.06.15) |
| Aug 23, 2026 | 4.00% (0.03999) | 89.77th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.06% (0.05062) | 91.19th | v5 (v2026.06.15) |
| Jan 16, 2026 | 10.12% (0.10117) | 92.88th | v4 (v2025.03.14) |
| Mar 30, 2025 | 11.14% (0.11136) | 92.85th | v4 (v2025.03.14) |
| Mar 29, 2025 | 36.22% (0.36223) | 95.55th | v4 (v2025.03.14) |
| Mar 24, 2025 | 11.14% (0.11136) | 92.83th | v4 (v2025.03.14) |
| Mar 23, 2025 | 25.56% (0.25565) | 95.59th | v4 (v2025.03.14) |
| Mar 17, 2025 | 10.73% (0.10726) | 92.78th | v4 (v2025.03.14) |
| Dec 17, 2024 | 6.72% (0.06721) | 93.77th | v3 (v2023.03.01) |
| Jun 11, 2024 | 3.00% (0.02998) | 90.92th | v3 (v2023.03.01) |
| May 11, 2024 | 3.05% (0.03046) | 90.93th | v3 (v2023.03.01) |
| Nov 23, 2023 | 2.97% (0.02972) | 89.81th | v3 (v2023.03.01) |
| Jun 26, 2023 | 2.71% (0.02713) | 89.01th | v3 (v2023.03.01) |
| Mar 7, 2023 | 2.82% (0.02823) | 89.05th | v3 (v2023.03.01) |
| Mar 6, 2023 | 5.63% (0.05634) | 90.24th | v2 (v2022.01.01) |
| Apr 1, 2022 | 5.63% (0.05634) | 89.29th | v2 (v2022.01.01) |
| Feb 4, 2022 | 5.63% (0.05634) | 76.84th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.83% (0.01828) | 35.38th | v1 |
| Jan 6, 2022 | 1.83% (0.01828) | 34.69th | v1 |
| Sep 1, 2021 | 1.83% (0.01828) | 74.99th | v1 |
| Apr 14, 2021 | 1.83% (0.01828) | 0.00th | v1 |
Weaknesses (1)
References (3)
- https://github.com/CodeCabin/wp-live-chat-support/blob/master/readme.txt x_refsource_MISCThird Party Advisory
- https://github.com/RiieCco/write-ups/tree/master/CVE-2018-12426 x_refsource_MISCExploitThird Party Advisory
- https://wpvulndb.com/vulnerabilities/9697 x_refsource_MISC
| Link | Providers | Tags |
|---|---|---|
| https://github.com/CodeCabin/wp-live-chat-support/blob/master/readme.txt | x_refsource_MISCThird Party Advisory | |
| https://github.com/RiieCco/write-ups/tree/master/CVE-2018-12426 | x_refsource_MISCExploitThird Party Advisory | |
| https://wpvulndb.com/vulnerabilities/9697 | x_refsource_MISC |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jul 2, 2018
Updated Aug 5, 2024
Reserved Jun 14, 2018
Link CVE-2018-12426
CISA Vulnrichment
Updated n/a