CVE-2024-44851: A stored cross-site scripting (XSS) vulnerability in the Discussion section of Perfex CRM v1.1.0 allows attack

Routine

MEDIUM 5.4DOWNGRADE

CVE-2024-44851 is a medium-severity flaw (CVSS 5.4) affecting perfex crm. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A stored cross-site scripting (XSS) vulnerability in the Discussion section of Perfex CRM v1.1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Content parameter.

Why this priority

Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-79
Published	2024-09-11
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: perfexcrm

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

Am I affected?

Timeline

2024-09-11 16:15 UTCPublished CVE record published
2026-06-17 07:53 UTCUpdated Record last modified

perfexcrm perfex crm DOWNGRADE

Affected: 1.1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.1.0

1. Check installed version

apt-cache policy perfex-crm || rpm -q perfex-crm || perfex-crm --version

2. No fixed release: DOWNGRADE to a release before 1.1.0 (Debian / Ubuntu)

apt-cache madison perfex-crm sudo apt install perfex-crm=<VERSION_BEFORE_1.1.0> sudo apt-mark hold perfex-crm

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list perfex-crm sudo dnf downgrade perfex-crm-<VERSION_BEFORE_1.1.0> sudo dnf versionlock add perfex-crm

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2024-44851?

perfex crm: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-44851 being exploited?

CVE-2024-44851 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-2024-44851 affect?

CVE-2024-44851 affects perfex crm. Severity is medium (CVSS 5.4). A stored cross-site scripting (XSS) vulnerability in the Discussion section of Perfex CRM v1.1.0 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the Content parameter.

How urgent is CVE-2024-44851?

Priority 32/100. Public exploit reference

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References

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