SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-8909

The Wire application before 2018-03-07 for Android allows attackers to write to pathnames outside of the downloads directory via a ../ in a filename of a received file, related to AssetService.scala.

HIGH 7.5EPSS 1.58%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.58%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

The Wire application before 2018-03-07 for Android allows attackers to write to pathnames outside of the downloads directory via a ../ in a filename of a received file, related to AssetService.scala.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
1.58% probability · 75th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-22
Affected
wire/wire
Source
cve@mitre.org
EPSS trend
0%3%5%27 October 2026: 1.58%27 October 202627 October 2026

EPSS 1.6% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.