CVE-2021-31746
CVE-2021-31746 is a critical-severity vulnerability in Pluck-cms Pluck 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-22.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 7.5
- EPSS exploit prediction: 2% (82nd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Pluck-cms Pluck
- Published:
- Last modified:
Description
Zip Slip vulnerability in Pluck-CMS Pluck 4.7.15 allows an attacker to upload specially crafted zip files, resulting in directory traversal and potentially arbitrary code execution.
Frequently asked questions
- What is CVE-2021-31746?
- Zip Slip vulnerability in Pluck-CMS Pluck 4.7.15 allows an attacker to upload specially crafted zip files, resulting in directory traversal and potentially arbitrary code execution.
- How severe is CVE-2021-31746?
- CVE-2021-31746 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-2021-31746 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-31746?
- CVE-2021-31746 affects Pluck-cms Pluck. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-31746?
- 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-2021-31746 published?
- CVE-2021-31746 was published on 2021-12-10 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:pluck-cms:pluck:4.7.15:-:*:*:*:*:*:*
More vulnerabilities in Pluck-cms Pluck
- CVE-2024-43042 — Critical (CVSS 9.8): Pluck CMS 4.7.18 does not restrict failed login attempts, allowing attackers to execute a brute force attack.
- CVE-2020-20951 — Critical (CVSS 9.8): In Pluck-4.7.10-dev2 admin background, a remote command execution vulnerability exists when uploading files.
- CVE-2019-11344 — Critical (CVSS 9.8): data/inc/files.php in Pluck 4.7.8 allows remote attackers to execute arbitrary code by uploading a .htaccess file that…
- CVE-2018-11736 — Critical (CVSS 9.8): An issue was discovered in Pluck before 4.7.7-dev2. /data/inc/images.php allows remote attackers to upload and execute…
- CVE-2018-11331 — Critical (CVSS 9.8): An issue was discovered in Pluck before 4.7.6. Remote PHP code execution is possible because the set of disallowed…
- CVE-2014-8708 — Critical (CVSS 9.8): Pluck CMS 4.7.2 allows remote attackers to execute arbitrary code via the blog form feature.
All CVEs affecting Pluck-cms Pluck →
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