CVE-2020-18261
CVE-2020-18261 is a critical-severity vulnerability in Ed01-cms Project Ed01-cms 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-434.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 1% (68th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-434
- Affected product: Ed01-cms Project Ed01-cms
- Published:
- Last modified:
Description
An arbitrary file upload vulnerability in the image upload function of ED01-CMS v1.0 allows attackers to execute arbitrary commands.
Frequently asked questions
- What is CVE-2020-18261?
- An arbitrary file upload vulnerability in the image upload function of ED01-CMS v1.0 allows attackers to execute arbitrary commands.
- How severe is CVE-2020-18261?
- CVE-2020-18261 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-2020-18261 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (68th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-18261?
- CVE-2020-18261 affects Ed01-cms Project Ed01-cms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-18261?
- 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-2020-18261 published?
- CVE-2020-18261 was published on 2021-11-03 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:ed01-cms_project:ed01-cms:1.0:*:*:*:*:*:*:*
More vulnerabilities in Ed01-cms Project Ed01-cms
- CVE-2022-28524 — Critical (CVSS 9.8): ED01-CMS v20180505 was discovered to contain a SQL injection vulnerability via the component post.php.
- CVE-2020-18262 — Critical (CVSS 9.8): ED01-CMS v1.0 was discovered to contain a SQL injection in the component cposts.php via the cid parameter.
- CVE-2022-28525 — High (CVSS 8.8): ED01-CMS v20180505 was discovered to contain an arbitrary file upload vulnerability via…
- CVE-2020-18259 — Medium (CVSS 6.1): ED01-CMS v1.0 was discovered to contain a reflective cross-site scripting (XSS) vulnerability in the component…
- CVE-2024-30890 — Medium (CVSS 4.7): Cross Site Scripting vulnerability in ED01-CMS v.1.0 allows an attacker to obtain sensitive information via the…
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