CVE-2020-3757

highpriority · track · 39EPSS 0.102 · 96 %ileEURUUS

grimoire priorityP1 · Urgent

Exploitable?

—

no known exploitation

Likely / severe?

10.2% (96th) EPSS

CVSS 9.3 · high

Is it mine?

12 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-28

Adobe Flash Player versions 32.0.0.321 and earlier, 32.0.0.314 and earlier, 32.0.0.321 and earlier, and 32.0.0.255 and earlier have a type confusion vulnerability. Successful exploitation could lead to arbitrary code execution.

cvss

Technical severity, 0–10. One row per scoring source.

9.3

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09.3highAV:N/AC:M/Au:N/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 10

v3.18.8highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hprimary · NVD / NIST USexploitability 2.8 · impact 5.9

v3.18.8highAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:Hsecondary · FSTEC (BDU) RU

v3.18.1highCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-843USprimaryCWE-843US

affected products (12)

Products and version ranges known to be affected.

Adobe Adobe Flash Player≤ 32.0.0.321 and earlier, 32.0.0.314 and earlier, 32.0.0.321 and earlier, and 32.0.0.255  and earlier versionsenisa_euvdEU
Adobe Systems Inc. Flash Player≤ 32.0.0.330fstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ Workstation 6.0fstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ Server 6.0fstec_bduRU
Red Hat Inc. Red Hat Enterprise Linux≤ Desktop 6.0fstec_bduRU
adobe flash player≤ 32.0.0.321nvdUScpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
adobe flash player≤ 32.0.0.255nvdUScpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
adobe flash player< 32.0.0.314nvdUScpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
adobe flash player< 32.0.0.321nvdUScpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
redhat enterprise linux desktop= 6.0nvdUScpe:2.3:o:redhat:enterprise_linux_desktop:*:*:*:*:*:*:*:*
redhat enterprise linux server= 6.0nvdUScpe:2.3:o:redhat:enterprise_linux_server:*:*:*:*:*:*:*:*
redhat enterprise linux workstation= 6.0nvdUScpe:2.3:o:redhat:enterprise_linux_workstation:*:*:*:*:*:*:*:*

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu nvd NVD CVE.org MITRE

published 2020-02-13modified 2026-06-17

related (1,203)

Related entries.

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Access of resource using incompatible type ('type confusion') in Desktop Window Manager allows an authorized attacker to elevate privileges locally.
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Type Confusion in V8 in Google Chrome prior to 142.0.7444.175 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity:…
CVE-2025-10585US	critical9.8OT critical	8.97% (95th)	KEV	2025-09-24
Type confusion in V8 in Google Chrome prior to 140.0.7339.185 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity:…
CVE-2025-6554US	—OT critical	14.1% (97th)	KEV	2025-06-30
Type confusion in V8 in Google Chrome prior to 138.0.7204.96 allowed a remote attacker to perform arbitrary read/write via a crafted HTML page. (Chromium security severity: High)

+1198 more

references (18)

External citations — patches, advisories, analysis.

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