CVE-2024-39772

mediumpriority · track · 21EPSS 0.003 · 24 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.31% (24th) EPSS

CVSS 5.3 · medium

Is it mine?

8 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · osv · cert_bund

EPSS · scored 2026-10-28

Mattermost Desktop App versions <=5.8.0 fail to safeguard screen capture functionality which allows an attacker to silently capture high-quality screenshots via JavaScript APIs.

cvss

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

5.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.7–5.3

v3.15.3mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 1.4

v3.13.7lowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · ENISA EU

v3.13.7lowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · responsibledisclosure@mattermost.comexploitability 2.2 · impact 1.4

v3.13.7lowCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:Nsecondary · OSV

v3.14.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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-284USCWE-284US

affected products (8)

Products and version ranges known to be affected.

Mattermost Mattermost Desktop <5.9.0all versionscert_bundDE
Mattermost Mattermost Mobile <2.19.0all versionscert_bundDE
Mattermost Mattermost≤ Desktop <5.9.0cert_bundDE
Mattermost Mattermost≤ Mobile <2.19.0cert_bundDE
Mattermost Mattermost≤ 0 ≤5.8.0enisa_euvdEU
mattermost mattermost desktop< 5.9.0nvdUScpe:2.3:a:mattermost:mattermost_desktop:*:*:*:*:*:*:*:*
Bitnami mattermost< 5.9.0osvUSpkg:bitnami/mattermost
npm mattermost-desktop< 5.9.0osvUSpkg:npm/mattermost-desktop

advisories (3)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2024-1904Mattermost Mobile und Desktop: Mehrere Schwachstellen ermöglichen nicht spezifizierte AngriffeDeutsch2024-08-21csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Mattermost Mobile und Desktop ausnutzen, um einen nicht näher spezifizierten Angriff zu starten.
GHSA-5777-rcjj-9p22Mattermost Desktop App fails to safeguard screen capture functionality2024-09-16ghsa · osvUS
Mattermost Desktop App versions <=5.8.0 fail to safeguard screen capture functionality which allows an attacker to silently capture high-quality screenshots via JavaScript APIs.
BIT-mattermost-2024-397722024-09-18vendor · osvUS
Mattermost Desktop App versions <=5.8.0 fail to safeguard screen capture functionality which allows an attacker to silently capture high-quality screenshots via JavaScript APIs.

also known as (5)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd osv cert_bund nvd NVD CVE.org MITRE

published 2024-09-16modified 2026-06-17

references (5)

External citations — patches, advisories, analysis.

scry

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