Public proof of conceptFix available

CVE-2023-36621

Q: Is CVE-2023-36621 actively exploited?

A proof-of-concept exploit exists for CVE-2023-36621, but active exploitation has not been confirmed at this time.

Q: What is the CVSS score for CVE-2023-36621?

CVE-2023-36621 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

A public proof of concept exists; no exploitation attested.

Published2023-11-03
Fixed in13.83
WeaknessCWE-862

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

An issue was discovered in the Boomerang Parental Control application through 13.83 for Android. The child can use Safe Mode to remove all restrictions temporarily or uninstall the application without the parents noticing.

Timeline

dates in UTC

2023-11-0304:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 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-2023-36621?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-36621?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Nationaledtech boomerang

Branch	Affected	Fixed in	Source
13.83	< 13.83	13.83	NVD

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

Fix

Update Nationaledtech boomerang to 13.83

Detection

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

Sources

CISA-ADPSSVC decisionpoc2024-09-05
OpenCVESSVC decisionpoc—
NVDCVSS 3.19.1read 2026-10-23
NVDweakness (CWE)CWE-862read 2026-10-23
FIRST EPSSEPSS score1.1 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Published: 2023-11-03
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2023-36621?

Is CVE-2023-36621 actively exploited?

A proof-of-concept exploit exists for CVE-2023-36621, but active exploitation has not been confirmed at this time.

What is the CVSS score for CVE-2023-36621?

CVE-2023-36621 has a CVSS v3 base score of 9.1 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H.

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