CVE-2020-21356
CVE-2020-21356 is a medium-severity vulnerability in Popojicms with a CVSS 3.x base score of 5.3. 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-668.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (55th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-668
- Affected product: Popojicms
- Published:
- Last modified:
Description
An information disclosure vulnerability in upload.php of PopojiCMS 1.2 leads to physical path disclosure of the host when 'name = "file" is deleted during file uploads.
Frequently asked questions
- What is CVE-2020-21356?
- An information disclosure vulnerability in upload.php of PopojiCMS 1.2 leads to physical path disclosure of the host when 'name = "file" is deleted during file uploads.
- How severe is CVE-2020-21356?
- CVE-2020-21356 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2020-21356 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-21356?
- CVE-2020-21356 affects Popojicms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-21356?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-21356 published?
- CVE-2020-21356 was published on 2021-08-06 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:popojicms:popojicms:1.2:*:*:*:*:*:*:*
More vulnerabilities in Popojicms
- CVE-2018-18934 — Critical (CVSS 9.8): An issue was discovered in PopojiCMS v2.0.1. admin_component.php is exploitable via the…
- CVE-2022-47766 — High (CVSS 8.8): PopojiCMS v2.0.1 backend plugin function has a file upload vulnerability.
- CVE-2019-9549 — High (CVSS 8.8): An issue was discovered in PopojiCMS v2.0.1. It has CSRF via the po-admin/route.php?mod=user&act=addnew URI, as…
- CVE-2018-18935 — High (CVSS 8.8): An issue was discovered in PopojiCMS v2.0.1. It has CSRF via the po-admin/route.php?mod=component&act=addnew URI, as…
- CVE-2018-18936 — High (CVSS 7.5): An issue was discovered in PopojiCMS v2.0.1. admin_library.php allows remote attackers to delete arbitrary files via…
- CVE-2024-58284 — High (CVSS 7.2): PopojiCMS 2.0.1 contains an authenticated remote command execution vulnerability that allows administrative users to…
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