CVE-2021-4336: A vulnerability was found in ITRS Group monitor-ninja up to 2021.11.1

Q: How do I fix CVE-2021-4336?

ninja: upgrade to 2021.11.30. Exact commands for each OS are on this page.

Q: Is CVE-2021-4336 being exploited?

CVE-2021-4336 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-4336 affect?

CVE-2021-4336 affects ninja. Severity is medium (CVSS 5.5). A vulnerability was found in ITRS Group monitor-ninja up to 2021.11.1. It has been rated as critical. Affected by this issue is some unknown functionality of the file modules/reports/models/scheduled_reports.php. The manipulation leads to s

Q: How urgent is CVE-2021-4336?

Priority 31/100. No elevated risk signals yet.

Routine

MEDIUM 5.5UPGRADE

CVE-2021-4336 is a medium-severity flaw (CVSS 5.5) affecting ninja. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in ITRS Group monitor-ninja up to 2021.11.1. It has been rated as critical. Affected by this issue is some unknown functionality of the file modules/reports/models/scheduled_reports.php. The manipulation leads to sql injection. Upgrading to version 2021.11.30 is able to address this issue. The name of the patch is 6da9080faec9bca1ca5342386c0421dca0a6c0cc. It is recommended to upgrade the affected component. The identifie

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Adjacent network
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 51%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-05-28
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: itrsgroup

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-05-28 22:15 UTCPublished CVE record published
2026-06-17 04:19 UTCUpdated Record last modified

itrsgroup ninja UPGRADE

Affected: < 2021.11.30

Fixed in: 2021.11.30

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ninja || rpm -q ninja || ninja --version

2. UPGRADE to 2021.11.30 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ninja

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ninja

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-4336?

ninja: upgrade to 2021.11.30. Exact commands for each OS are on this page.

Is CVE-2021-4336 being exploited?

CVE-2021-4336 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-4336 affect?

CVE-2021-4336 affects ninja. Severity is medium (CVSS 5.5). A vulnerability was found in ITRS Group monitor-ninja up to 2021.11.1. It has been rated as critical. Affected by this issue is some unknown functionality of the file modules/reports/models/scheduled_reports.php. The manipulation leads to s

How urgent is CVE-2021-4336?

Priority 31/100. No elevated risk signals yet.

Software pages

PHP vulnerabilities

Related CVEs

CVE-2024-36823 HIGH 7.5 DOWNGRADE The encrypt() function of Ninja Core v7.0.0 was discovered to use a weak cryptographic algorithm, leading to a

References

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