CVE-2023-3613

lowpriority · track · 14OT risk · elevatedEPSS 0.003 · 22 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.29% (22nd) EPSS

CVSS 3.5 · low

Is it mine?

8 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · nvd · osv

EPSS · scored 2026-10-28

Mattermost WelcomeBot plugin fails to to validate the membership status when inviting or adding users to channels allowing guest accounts to be added or invited to channels by default.

cvss

Technical severity, 0–10. One row per scoring source.

3.5

010

base score 0–10 · higher = more severe · hover a vector to decode

v3.13.5lowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:Nprimary · NVD / NIST USexploitability 2.1 · impact 1.4

v3.13.5lowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:Nsecondary · ENISA EU

v3.13.5lowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:Nsecondary · responsibledisclosure@mattermost.comexploitability 2.1 · impact 1.4

v3.13.2lowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-863USprimary

affected products (8)

Products and version ranges known to be affected.

Mattermost Mattermost Plugins≤ 0 ≤7.8.5enisa_euvdEU
Mattermost Mattermost Plugins≤ 0 ≤7.10.2enisa_euvdEU
Mattermost Mattermost Plugins< 7.10.3enisa_euvdEU
Mattermost Mattermost Plugins< 7.8.6enisa_euvdEU
mattermost mattermost server< 7.8.6nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
mattermost mattermost server7.9.0 → 7.10.3nvdUScpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*
Bitnami mattermost< 7.8.6osvUSpkg:bitnami/mattermost
Bitnami mattermost7.9.0 → 7.10.3osvUSpkg:bitnami/mattermost

advisories (2)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-1486Mattermost: Mehrere SchwachstellenDeutsch2023-06-15csaf · cert_bundDE
Ein entfernter anonymer oder authentisierter Angreifer kann mehrere Schwachstellen in Mattermost ausnutzen, um einen Denial-of-Service-Zustand auszulösen, Sicherheitsmaßnahmen zu umgehen, vertrauliche Informationen offenzulegen und Daten zu manipulieren.
BIT-mattermost-2023-36132024-03-06vendor · osvUS
Mattermost WelcomeBot plugin fails to to validate the membership status when inviting or adding users to channels allowing guest accounts to be added or invited to channels by default.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd osv cert_bund NVD CVE.org MITRE

published 2023-07-17modified 2026-06-17

related (5,014)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-71362US	—OT critical	90.5% (100th)	KEV	2026-08-11
Adobe Commerce is affected by an Incorrect Authorization vulnerability that could result in privilege escalation. An attacker could leverage this vulnerability to gain elevated acc…
CVE-2026-42016US	high8.8OT critical	8.64% (95th)	KEV	2026-07-27
JFrog Artifactory (Self Hosted) versions before 7.133.11 are vulnerable to a privilege escalation attack due to a validation check of the token signature/issuer and not the token’s…
CVE-2025-55177US	—OT critical	13.1% (96th)	KEV	2025-08-29
Incomplete authorization of linked device synchronization messages in WhatsApp for iOS prior to v2.25.21.73, WhatsApp Business for iOS v2.25.21.78, and WhatsApp for Mac v2.25.21.78…
CVE-2025-54253US	—OT critical	88.8% (100th)	KEV	2025-08-05
Adobe Experience Manager versions 6.5.23 and earlier are affected by a Misconfiguration vulnerability that could result in arbitrary code execution. An attacker could leverage this…
CVE-2025-21479US	—OT critical	0.84% (58th)	KEV	2025-06-03
Memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.

+5009 more

references (5)

External citations — patches, advisories, analysis.

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan