CVE-2017-18888
published 2020-06-19CVE-2017-18888: An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows SQL injection during the fetching of multiple posts.
PriorityP350critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
1.10%
62.0th percentile
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows SQL injection during the fetching of multiple posts.
Affected
9 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| github.com | mattermost_mattermost-server | >= 0 < 4.1.2 | 4.1.2 |
| github.com | mattermost_mattermost-server | >= 0 < 4.1.2+incompatible | 4.1.2+incompatible |
| github.com | mattermost_mattermost-server | >= 4.2.0-rc1 < 4.2.1 | 4.2.1 |
| github.com | mattermost_mattermost-server | >= 4.2.0-rc1+incompatible < 4.2.1+incompatible | 4.2.1+incompatible |
| github.com | mattermost_mattermost-server | >= 4.3.0-rc1 < 4.3.0 | 4.3.0 |
| github.com | mattermost_mattermost-server | >= 4.3.0-rc1+incompatible < 4.3.0+incompatible | 4.3.0+incompatible |
| mattermost | mattermost_server | < 4.1.2 | 4.1.2 |
| mattermost | mattermost_server | — | — |
| mattermost | mattermost_server | >= 4.2.0 < 4.2.1 | 4.2.1 |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
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OSV
Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests in github.com/mattermost/mattermost-server
osv·2025-12-15
CVE-2017-18888 Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests in github.com/mattermost/mattermost-server
Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests in github.com/mattermost/mattermost-server
Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests in github.com/mattermost/mattermost-server
OSV
Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests
osv·2022-05-24
CVE-2017-18888 [CRITICAL] Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests
Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows SQL injection during the fetching of multiple posts.
GHSA
Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests
ghsa·2022-05-24
CVE-2017-18888 [CRITICAL] CWE-89 Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests
Mattermost Server is vulnerable to SQL Injection when executing multiple POST requests
An issue was discovered in Mattermost Server before 4.3.0, 4.2.1, and 4.1.2. It allows SQL injection during the fetching of multiple posts.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2020-06-19
Published