SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-26407

Adobe Acrobat Reader versions 23.001.20093 (and earlier) and 20.005.30441 (and earlier) are affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user.

HIGH 7.8EPSS 4.31%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (4.31%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Adobe Acrobat Reader versions 23.001.20093 (and earlier) and 20.005.30441 (and earlier) are affected by an Improper Input Validation vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS
4.31% probability · 91th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-20
Affected
adobe/acrobat · adobe/acrobat dc · adobe/acrobat reader · adobe/acrobat reader dc
Source
psirt@adobe.com
EPSS trend
0%3%5%7 October 2026: 4.31%7 October 20267 October 2026

EPSS 4.3% since 7 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.