🛡️ CVE-2016-11069 — mattermost-server

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is low, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability none.

CVSS metrics in full

The score comes from this vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

• Attack vector: Network — reachable from anywhere that can route to the service.
• Attack complexity: Low — the attack works reliably, with no preparation.
• Privileges required: None — an unauthenticated stranger can try it.
• User interaction: None — nobody has to be tricked into anything.
• Scope: Unchanged — the damage stays inside the vulnerable component.
• Confidentiality impact: None.
• Integrity impact: High — total loss, or loss the attacker controls.
• Availability impact: None.

Weakness class

CVE-2016-11069 is classified as CWE-799: Improper Control of Interaction Frequency. The product does not properly limit the number or frequency of interactions that it has with an actor, such as the number of incoming requests.

Affected software

CVE-2016-11069 is recorded against 1 package.

• github.com/mattermost/mattermost-server

Timeline and source

Published on 24 May 2022 and last revised on 3 March 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

nvd.nist.gov (Advisory)
github.com (Web)
github.com (Package)
mattermost.com (Web)

Other advisories for this package

github.com/mattermost/mattermost-server has other advisories on record. If you are patching this one, these are worth checking on the same host:

• CVE-2026-4646 (published 7 Jul 2026)
• CVE-2026-3473 (8.0 High, published 7 Jul 2026)
• CVE-2026-5755 (published 7 Jul 2026)
• CVE-2026-4635 (published 7 Jul 2026)
• CVE-2026-28735 (published 7 Jul 2026)
• CVE-2026-5308 (8.0 High, published 7 Jul 2026)
• CVE-2026-2325 (published 25 Jun 2026)
• CVE-2026-4055 (published 25 Jun 2026)

Same weakness in other software

These advisories are the same class of weakness (CWE-799: Improper Control of Interaction Frequency) in other software:

• CVE-2024-23565 (5.3 Medium, published 17 Jul 2026)
• CVE-2026-33434 (4.3 Medium, published 17 Jul 2026)
• CVE-2026-5233 (7.1 High, published 15 Jun 2026)
• CVE-2026-7402 (8.1 High, published 30 Apr 2026)
• GHSA-w9f5-8q83-qwpx (published 24 Apr 2026)
• GHSA-mf69-r24q-ghhr (published 24 Apr 2026)
• GHSA-2hv5-4h3g-4hjv (published 24 Apr 2026)
• CVE-2026-41346 (5.3 Medium, published 7 Apr 2026)

Details

Affected Packages

References