SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-24435

Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by a heap-based buffer overflow vulnerability in the submitForm function, potentially resulting in arbitrary code…

HIGH 7.8EPSS 52.7%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 52.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

Acrobat Reader DC versions 2020.012.20048 (and earlier), 2020.001.30005 (and earlier) and 2017.011.30175 (and earlier) are affected by a heap-based buffer overflow vulnerability in the submitForm function, potentially resulting in arbitrary code execution in the context of the current user. Exploitation requires user interaction in that a victim must open a crafted .pdf file in Acrobat Reader.

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
52.72% probability · 99th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-122
Affected
adobe/acrobat · adobe/acrobat dc · adobe/acrobat reader · adobe/acrobat reader dc
Source
psirt@adobe.com
EPSS trend
0%28%55%3 November 2026: 52.72%3 November 20263 November 2026

EPSS 52.7% since 3 November 2026; no change recorded yet. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”. 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.