CVE-2023-40703
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2023
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Denial of Service via specially crafted block fields in Mattermost Boards
Mattermost fails to properly limit the characters allowed in different fields of a block in Mattermost Boards allowing a attacker to consume excessive resources, possibly leading to Denial of Service, by patching the field of a block using a specially crafted string.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
Mattermost
- Vendor
- Mattermost
- Product
- Mattermost
- Platforms
- Unknown
- Default status
unaffected
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 0 | affected | semver | Unavailable | 7.8.12 | None listed |
| 0 | affected | semver | Unavailable | 8.1.3 | None listed |
| 0 | affected | semver | Unavailable | 9.0.1 | None listed |
| 0 | affected | semver | Unavailable | 9.1.0 | None listed |
| 9.1.1 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 9.0.2 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 7.8.13 | unaffected | Unavailable | Unavailable | Unavailable | None listed |
| 8.1.4 | unaffected | Unavailable | Unavailable | Unavailable | None listed |