CVE-2021-43829: PatrOwl is a free and open-source solution for orchestrating Security Operations

Q: How do I fix CVE-2021-43829?

patrowlmanager: upgrade to 1.7.7. Exact commands for each OS are on this page.

Q: Is CVE-2021-43829 being exploited?

CVE-2021-43829 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-2021-43829 affect?

CVE-2021-43829 affects patrowlmanager. Severity is high (CVSS 7.4). PatrOwl is a free and open-source solution for orchestrating Security Operations. In versions prior to 1.7.7 PatrowlManager unrestrictly handle upload files in the findings import feature. This vulnerability is capable of uploading dangerou

Q: How urgent is CVE-2021-43829?

Priority 56/100. High severity; EPSS top 1%: very likely to be exploited; Public exploit reference

This week

HIGH 7.4UPGRADE

CVE-2021-43829 is a high-severity flaw (CVSS 7.4) affecting patrowlmanager. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PatrOwl is a free and open-source solution for orchestrating Security Operations. In versions prior to 1.7.7 PatrowlManager unrestrictly handle upload files in the findings import feature. This vulnerability is capable of uploading dangerous type of file to server leading to XSS attacks and potentially other forms of code injection. Users are advised to update to 1.7.7 as soon as possible. There are no known workarounds for this issue.

Why this priority

High severity
EPSS top 1%: very likely to be exploited
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.4 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	59.2% (top 1%)
CISA exploited list	No
Weakness	CWE-434
Published	2021-12-14
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: patrowl

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

Am I affected?

Timeline

2021-12-14 20:15 UTCPublished CVE record published
2026-06-17 04:11 UTCUpdated Record last modified

patrowl patrowlmanager UPGRADE

Affected: < 1.7.7

Fixed in: 1.7.7

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 1.7.7 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade patrowlmanager

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-2021-43829?

patrowlmanager: upgrade to 1.7.7. Exact commands for each OS are on this page.

Is CVE-2021-43829 being exploited?

CVE-2021-43829 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-2021-43829 affect?

CVE-2021-43829 affects patrowlmanager. Severity is high (CVSS 7.4). PatrOwl is a free and open-source solution for orchestrating Security Operations. In versions prior to 1.7.7 PatrowlManager unrestrictly handle upload files in the findings import feature. This vulnerability is capable of uploading dangerou

How urgent is CVE-2021-43829?

Priority 56/100. High severity; EPSS top 1%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2021-43828 HIGH 7.5 UPGRADE PatrOwl is a free and open-source solution for orchestrating Security Operations

References

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