CVE-2024-28053: Resource Exhaustion via the Invitation Feature
Vulnerability summary
CVE-2024-28053 is a medium (CVSS 6.5) Uncontrolled Resource Consumption vulnerability in mattermost. EPSS estimates a 0.51% chance of exploitation in the next 30 days, higher than 43.3% of scored vulnerabilities.
Not severe (CVSS 3.1, network access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 1 · Related 1Timeline
- 15-03-2024PublishedVulnerability first disclosed.
- 12-08-2024Last modifiedVulnerability information updated.
Description
Resource Exhaustion in Mattermost Server versions 8.1.x before 8.1.10 fails to limit the size of the payload that can be read and parsed allowing an attacker to send a very large email payload and crash the server.
CVSS metrics
3 scores · 3 sources · 1 version- CVE.orgCNA3.1LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:LDiffers
- OSV · GoEcosystem advisory · calculated3.1LowCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:LDiffers
EPSS trend
Probability
0.51%
Chance of exploitation in the next 30 days
Percentile
43%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.51% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root cause- CWE-400Uncontrolled Resource ConsumptionThe product does not properly control the allocation and maintenance of a limited resource.
- CWE-770Allocation of Resources Without Limits or ThrottlingThe product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated.
Affected systems
Known conditions: network-reachable, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Github.com/mattermost/mattermost-server2 products
- v5< 0.0.0-20240209181221-674f549daf0e | All versions (No fix recorded)
- v6< 0.0.0-20240209181221-674f549daf0e | All versions (No fix recorded)
Mattermost2 products
- mattermost≥ 8.1.0, ≤ 8.1.9
- mattermost_server≥ 8.1.0, < 8.1.10
Github.com/mattermost1 product
- mattermost-server< 0.0.0-20240209181221-674f549daf0e
Github.com/mattermost/mattermost/server1 product
- v8< 0.0.0-20240209181221-674f549daf0e | All versions (No fix recorded)
4 vendors · 6 products
