CVE-2020-14452
CVE-2020-14452 is a medium-severity vulnerability in Mattermost Mattermost Server 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-22.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (67th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-22
- Affected product: Mattermost Mattermost Server
- Published:
- Last modified:
Description
An issue was discovered in Mattermost Server before 5.21.0. mmctl allows directory traversal via HTTP, aka MMSA-2020-0014.
Frequently asked questions
- What is CVE-2020-14452?
- An issue was discovered in Mattermost Server before 5.21.0. mmctl allows directory traversal via HTTP, aka MMSA-2020-0014.
- How severe is CVE-2020-14452?
- CVE-2020-14452 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-2020-14452 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-14452?
- CVE-2020-14452 affects Mattermost Mattermost Server. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-14452?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2020-14452 published?
- CVE-2020-14452 was published on 2020-06-19 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
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