CVE-2023-4105
CVE-2023-4105 is a low-severity vulnerability in Mattermost with a CVSS 3.x base score of 3.1. 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-862.
Key facts
- Severity: Low (CVSS 3.x base score 3.1)
- EPSS exploit prediction: 0% (33rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-862
- Affected product: Mattermost
- Published:
- Last modified:
Description
Mattermost fails to delete the attachments when deleting a message in a thread allowing a simple user to still be able to access and download the attachment of a deleted message
Frequently asked questions
- What is CVE-2023-4105?
- Mattermost fails to delete the attachments when deleting a message in a thread allowing a simple user to still be able to access and download the attachment of a deleted message
- How severe is CVE-2023-4105?
- CVE-2023-4105 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2023-4105 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2023-4105?
- CVE-2023-4105 affects Mattermost. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-4105?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2023-4105 published?
- CVE-2023-4105 was published on 2023-08-11 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*
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