No exploitation reportedFix available

CVE-2024-20726

Q: Is CVE-2024-20726 actively exploited?

Active exploitation of CVE-2024-20726 has not been confirmed. Its EPSS score was 2.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2024-20726?

CVE-2024-20726 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

No exploitation reported by the sources we read.

Published2024-02-15
Fixed in20.005.30574
WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

Acrobat Reader versions 20.005.30539, 23.008.20470 and earlier are affected by an out-of-bounds write 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.

Timeline

dates in UTC

2024-02-1513:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2024-20726?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-20726?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP

Adobe acrobatversion to verify

Branch	Affected	Fixed in	Source
20.x	≥ 20.001.30005, < 20.005.30574	20.005.30574	NVD
20.5	≥ 2020, ≤ 20.005.30539	no fix published	CISA-ADP

Adobe acrobat dcversion to verify

Branch	Affected	Fixed in	Source
23.8	≥ 15.008.20082, < 23.008.20533	23.008.20533	NVD
23.8	≤ 23.008.20470	no fix published	CISA-ADP

Adobe acrobat readerversion to verify

Branch	Affected	Fixed in	Source
20.x	≥ 20.001.30005, < 20.005.30574	20.005.30574	NVD
20.5	≥ 2020, ≤ 20.005.30539	no fix published	CISA-ADP

1 more product in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Adobe acrobat to 20.005.30574

Advisories and patches

helpx.adobe.comPatch · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2024-02-15
OpenCVESSVC decisionnone—
CNACVSS 3.17.8read 2026-10-23
NVDCVSS 3.17.8read 2026-10-23
CNAweakness (CWE)CWE-787read 2026-10-23
FIRST EPSSEPSS score2.4 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Published: 2024-02-15
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2024-20726?

Is CVE-2024-20726 actively exploited?

Active exploitation of CVE-2024-20726 has not been confirmed. Its EPSS score was 2.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-20726?

CVE-2024-20726 has a CVSS v3 base score of 7.8 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

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