CVE-2018-3988 | BDVDB-2026-110319 Detail

Signal

Description#

Signal Messenger for Android 4.24.8 may expose private information when using "disappearing messages." If a user uses the photo feature available in the "attach file" menu, then Signal will leave the picture in its own cache directory, which is available to any application on the system.

Impact#

Per CVSS v3.0: confidentiality impact low, integrity impact none, availability impact none. Attack vector: local.

Weaknesses#

No weakness recorded in the source data.

References#

Exploit#

No public exploit known

History#

Version 12018-12-10Record published in the CVE List.
Version 22024-08-05Most recent update recorded in the CVE List.

Published

Published: 2018-12-10
Last modified: 2024-08-05

Vendor information

Vendor: Not stated
Product: Signal

Score

3.3 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 44.9.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
Signal Messenger Android 4.24.8
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

Not available

CVSS v3.0

3.3 Low

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	None
User Interaction	Required
Scope	Unchanged
Confidentiality	Low
Integrity	None
Availability	None

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).