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CVE-2021-23450

Prototype Pollution

7.5 HighFix available

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

30.4%Up 28.9 points since Dec 20, 2021
90%50%10%1%

What each source reports

CVE List Score used 7.5

Prototype Pollution

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Record
CVE-2021-23450
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P
Updated
2026-11-02
EUVDEUVD-2022-0644 7.5

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Record
EUVD-2022-0644
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P
Updated
2026-11-02
GitHub AdvisoriesGHSA-m8gw-hjpr-rjv7 7.5

Prototype Pollution in dojo

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Record
GHSA-m8gw-hjpr-rjv7
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-1321
Updated
2026-11-02
NVD 7.5

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Record
CVE-2021-23450
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-1321
Updated
2026-11-02
OSV 9.8

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Record
CVE-2021-23450
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2021-23450 9.8

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Record
DEBIAN-CVE-2021-23450
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 4 moreShow less
OSVGHSA-m8gw-hjpr-rjv7 7.5

Prototype Pollution in dojo

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Record
GHSA-m8gw-hjpr-rjv7
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-1321
Updated
2026-11-02
OSVUBUNTU-CVE-2021-23450 7.5

All versions of package dojo are vulnerable to Prototype Pollution via the setObject function.

Record
UBUNTU-CVE-2021-23450
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1
9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVMGASA-2023-0039 No score

Updated dojo packages fix security vulnerability

Dijit Editor's LinkDialog plugin of dojo 1.14.0 to 1.14.7 is vulnerable to cross-site scripting (XSS) attacks. (CVE-2020-4051) Prototype pollution vulnerability via the setObject() function. (CVE-2021-23450)

Record
MGASA-2023-0039
Updated
2026-11-02
OSVUSN-7569-1 No score

dojo vulnerabilities

It was discovered that Dojo did not correctly handle DataGrids. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-15494)

It was discovered that Dojo was vulnerable to prototype pollution. An attacker could possibly use this issue to execute arbitrary code. (CVE-2021-23450)

Jonathan Leitschuh discovered that Dojo did not correctly sanitize certain inputs. An attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2019-10785, CVE-2020-4051)

Record
USN-7569-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
dojo
npm
 through 1.16.4 None known
dojo
Debian:12
 before 1.17.2+dfsg1-1
1.17.2+dfsg1-1
dojo
Debian:13
 before 1.17.2+dfsg1-1
1.17.2+dfsg1-1
dojo
Debian:14
 before 1.17.2+dfsg1-1
1.17.2+dfsg1-1
dojo
Debian:10
From an advisory covering 2 CVEs
 before 1.14.2+dfsg1-1+deb10u3, plus listed versions
1.14.2+dfsg1-11.14.2+dfsg1-1+deb10u11.14.2+dfsg1-1+deb10u2
1.14.2+dfsg1-1+deb10u3
dojo
Mageia:8
From an advisory covering 2 CVEs
 before 1.16.5-1.mga8
1.16.5-1.mga8
dojo
Ubuntu:Pro:16.04:LTS
 before 1.10.4+dfsg-2ubuntu0.1~esm1, plus listed versions
1.10.4+dfsg-2
1.10.4+dfsg-2ubuntu0.1~esm1
dojo
Ubuntu:18.04:LTS
 All versions, plus listed versions
1.11.0+dfsg-1
 None known
dojo
Ubuntu:Pro:20.04:LTS
 before 1.15.0+dfsg1-1ubuntu0.1~esm1, plus listed versions
1.14.2+dfsg1-11.15.0+dfsg1-1
1.15.0+dfsg1-1ubuntu0.1~esm1
dojo
Ubuntu:22.04:LTS
 before 1.15.4+dfsg1-1ubuntu0.1, plus listed versions
1.15.4+dfsg1-1
1.15.4+dfsg1-1ubuntu0.1
dojo
Ubuntu:Pro:16.04:LTS
From an advisory covering 4 CVEs
 before 1.10.4+dfsg-2ubuntu0.1~esm1, plus listed versions
1.10.4+dfsg-2
1.10.4+dfsg-2ubuntu0.1~esm1
dojo
Ubuntu:Pro:20.04:LTS
From an advisory covering 4 CVEs
 before 1.15.0+dfsg1-1ubuntu0.1~esm1, plus listed versions
1.14.2+dfsg1-11.15.0+dfsg1-1
1.15.0+dfsg1-1ubuntu0.1~esm1
dojo
Ubuntu:22.04:LTS
From an advisory covering 4 CVEs
 before 1.15.4+dfsg1-1ubuntu0.1, plus listed versions
1.15.4+dfsg1-1
1.15.4+dfsg1-1ubuntu0.1

History

History
RecordedChangedSources
affected, facts
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-23450 is a high vulnerability (CVSS 7.5) in Linuxfoundation Dojo, published December 17, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 30.4%, the 98th percentile. Fixed in dojo 1.17.2+dfsg1-1.

References

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