CVE-2020-17048

mediumpriority · track · 28EPSS 0.016 · 76 %ileEURUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

1.65% (76th) EPSS

CVSS 6.8 · medium

Is it mine?

7 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · nvd

EPSS · scored 2026-10-27

Chakra Scripting Engine Memory Corruption Vulnerability

cvss

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

8.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 4.2–8.1

v2.06.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 8.6 · impact 6.4

v2.05.8mediumAV:N/AC:M/Au:N/C:P/I:P/A:P/E:Usecondary · CVSS-BT (t0sche)

v3.14.2mediumAV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:Nsecondary · FSTEC (BDU) RU

v3.14.2mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:Nsecondary · secure@microsoft.com USexploitability 1.6 · impact 2.5

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · OSV

v3.14.2mediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:P/RL:O/RC:Csecondary · ENISA EU

v3.18.1highCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:Hsecondary · NVD / NIST USexploitability 2.2 · impact 5.9

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-787USprimaryCWE-125USCWE-787US

affected products (7)

Products and version ranges known to be affected.

Microsoft ChakraCore0 → publicationenisa_euvdEU
Microsoft Microsoft Edge (EdgeHTML-based)1.0..0 → publicationenisa_euvdEU
Microsoft Corp ChakraCoreall versionsfstec_bduRU
Microsoft Corp Microsoft Edgeall versionsfstec_bduRU
microsoft chakracoreall versionsnvdUScpe:2.3:a:microsoft:chakracore:*:*:*:*:*:*:*:*
microsoft edgeall versionsnvdUScpe:2.3:a:microsoft:edge:*:*:*:*:*:*:*:*
NuGet Microsoft.ChakraCore< 1.11.23osvUSpkg:nuget/Microsoft.ChakraCore

advisories (1)

Vendor and ecosystem advisories describing this.

GHSA-vpc2-7xmf-ppmfOut-of-bounds Write in ChakraCore2021-08-02ghsa · osvUS
Chakra Scripting Engine Memory Corruption Vulnerability This CVE ID is unique from CVE-2020-17054.

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 osv NVD CVE.org MITRE

published 2020-11-11modified 2026-06-17

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+16119 more

references (8)

External citations — patches, advisories, analysis.

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