CVE-2020-20601
CVE-2020-20601 is a critical-severity vulnerability in Thinkcmf with a CVSS 3.x base score of 9.8. 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-94.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 8% (94th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Thinkcmf
- Published:
- Last modified:
Description
An issue in ThinkCMF X2.2.2 and below allows attackers to execute arbitrary code via a crafted packet.
Frequently asked questions
- What is CVE-2020-20601?
- An issue in ThinkCMF X2.2.2 and below allows attackers to execute arbitrary code via a crafted packet.
- How severe is CVE-2020-20601?
- CVE-2020-20601 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2020-20601 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-20601?
- CVE-2020-20601 primarily affects Thinkcmf. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2020-20601?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2020-20601 published?
- CVE-2020-20601 was published on 2021-12-22 and last updated on 2026-06-17.
References
Affected products (5)
- cpe:2.3:a:thinkcmf:thinkcmf:x1.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:thinkcmf:thinkcmf:x2.1.0:*:*:*:*:*:*:*
- cpe:2.3:a:thinkcmf:thinkcmf:x2.2.0:*:*:*:*:*:*:*
- cpe:2.3:a:thinkcmf:thinkcmf:x2.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:thinkcmf:thinkcmf:x2.2.2:*:*:*:*:*:*:*
More vulnerabilities in Thinkcmf
- CVE-2024-31615 — Critical (CVSS 9.8): ThinkCMF 6.0.9 is vulnerable to File upload via UeditorController.php.
- CVE-2019-6713 — Critical (CVSS 9.8): app\admin\controller\RouteController.php in ThinkCMF 5.0.190111 allows remote attackers to execute arbitrary PHP code…
- CVE-2022-40489 — High (CVSS 8.8): ThinkCMF version 6.0.7 is affected by a Cross Site Request Forgery (CSRF) vulnerability that allows a Super…
- CVE-2019-7580 — High (CVSS 8.8): ThinkCMF 5.0.190111 allows remote attackers to execute arbitrary PHP code via the portal/admin_category/addpost.html…
- CVE-2018-19898 — High (CVSS 8.8): ThinkCMF X2.2.2 has SQL Injection via the method edit_post in ArticleController.class.php and is exploitable by normal…
- CVE-2018-19897 — High (CVSS 7.2): ThinkCMF X2.2.2 has SQL Injection via the function _listorders() in AdminbaseController.class.php and is exploitable…
Other CWE-94 (Code Injection) vulnerabilities
- CVE-2026-57624 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Blocksy Companion Pro <= 2.1.46 versions.
- CVE-2026-10134 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 allows an attacker to read every secret available to the Langflow process, read…
- CVE-2026-53576 — Critical (CVSS 10.0): Kestra is an open-source, event-driven orchestration platform. Prior to 1.0.45 and 1.3.21, the authentication filter…
- CVE-2026-10561 — Critical (CVSS 10.0): IBM Langflow OSS 1.0.0 through 1.9.3 has an vulnerability due to an improper isolation of Python execution combined…
- CVE-2026-25470 — Critical (CVSS 10.0): Improper Control of Generation of Code ('Code Injection') vulnerability in ACPT ACPT (Pro) - Custom Post Types Plugin…
- CVE-2026-48836 — Critical (CVSS 10.0): Unauthenticated Remote Code Execution (RCE) in Easy Invoice <= 2.1.19 versions.