CVE-2017-12756
CVE-2017-12756 is a high-severity vulnerability in Extplorer with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.
Key facts
- Severity: High (CVSS 3.x base score 7.2)
- CVSS v2: 6.5
- EPSS exploit prediction: 1% (63rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-77
- Affected product: Extplorer
- Published:
- Last modified:
Description
Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.
Frequently asked questions
- What is CVE-2017-12756?
- Command inject in transfer from another server in extplorer 2.1.9 and prior allows attacker to inject command via the userfile[0] parameter.
- How severe is CVE-2017-12756?
- CVE-2017-12756 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2017-12756 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2017-12756?
- CVE-2017-12756 affects Extplorer. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2017-12756?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2017-12756 published?
- CVE-2017-12756 was published on 2017-08-09 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:extplorer:extplorer:*:*:*:*:*:*:*:*
More vulnerabilities in Extplorer
- CVE-2023-54335 — Critical (CVSS 9.8): eXtplorer 2.1.14 contains an authentication bypass vulnerability that allows attackers to login without a password by…
- CVE-2012-6710 — Critical (CVSS 9.8): ext_find_user in eXtplorer through 2.1.2 allows remote attackers to bypass authentication via a password[]= (aka an…
- CVE-2023-29657 — High (CVSS 8.8): eXtplorer 2.1.15 is vulnerable to Insecure Permissions. File upload in file manager allows uploading zip file…
- CVE-2023-27842 — High (CVSS 8.8): Insecure Permissions vulnerability found in Extplorer File manager eXtplorer v.2.1.15 allows a remote attacker to…
- CVE-2016-4313 — High (CVSS 7.8): Directory traversal vulnerability in unzip/extract feature in eXtplorer 2.1.9 allows remote attackers to execute…
- CVE-2015-5660 — Medium (CVSS 6.8): Cross-site request forgery (CSRF) vulnerability in eXtplorer before 2.1.8 allows remote attackers to hijack the…
All CVEs affecting Extplorer →
Other CWE-77 (Command Injection) vulnerabilities
- CVE-2026-23652 — Critical (CVSS 10.0): Improper neutralization of special elements used in a command ('command injection') in Microsoft Power Pages allows an…
- CVE-2025-59818 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute arbitrary commands on the underlying system using the file…
- CVE-2025-64093 — Critical (CVSS 10.0): Remote Code Execution vulnerability that allows unauthenticated attackers to inject arbitrary commands into the…
- CVE-2025-64090 — Critical (CVSS 10.0): This vulnerability allows authenticated attackers to execute commands via the hostname of the device.
- CVE-2025-61492 — Critical (CVSS 10.0): A command injection vulnerability in the execute_command function of terminal-controller-mcp 0.1.7 allows attackers to…
- CVE-2025-10035 — Critical (CVSS 10.0): A deserialization vulnerability in the License Servlet of Fortra's GoAnywhere MFT allows an actor with a validly forged…