Medium severity · published Jun 16, 2023
CVE-2023-2797
Mattermost fails to sanitize code permalinks, allowing an attacker to preview code from private repositories by posting a specially crafted permalink on a channel
6.5
CVSS
0.5%
EPSS
No
On KEV
Description
Mattermost fails to sanitize code permalinks, allowing an attacker to preview code from private repositories by posting a specially crafted permalink on a channel.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 40% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
Mattermost · Mattermost
7.1.0 through 7.1.9; 7.8.0 through 7.8.4; 7.10.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2023-2797
CVE.org
https://www.cve.org/CVERecord?id=CVE-2023-2797
Vendor Advisory
https://mattermost.com/security-updates/
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