CVE-2014-5521: plugins/useradmin/fingeruser.php in XRMS CRM, possibly 1.99.2, allows remote authenticated users to execute ar

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MEDIUM 6.5DOWNGRADE

CVE-2014-5521 is a medium-severity flaw (CVSS 6.5) affecting xrms crm. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

plugins/useradmin/fingeruser.php in XRMS CRM, possibly 1.99.2, allows remote authenticated users to execute arbitrary code via shell metacharacters in the username parameter.

Why this priority

EPSS top 6%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	6.5 (Medium)
EPSS exploit chance	7.1% (top 6%)
CISA exploited list	No
Weakness	CWE-89
Published	2014-09-02
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: xrms crm project

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

Am I affected?

Timeline

2014-09-02 14:55 UTCPublished CVE record published
2026-06-17 00:11 UTCUpdated Record last modified

xrms crm project xrms crm DOWNGRADE

Affected: 1.99.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.99.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.99.2 (Debian / Ubuntu)

apt-cache madison xrms-crm sudo apt install xrms-crm=<VERSION_BEFORE_1.99.2> sudo apt-mark hold xrms-crm

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

dnf --showduplicates list xrms-crm sudo dnf downgrade xrms-crm-<VERSION_BEFORE_1.99.2> sudo dnf versionlock add xrms-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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: XRms - Blind SQL Injection / Command Execution

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-2014-5521?

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

Is CVE-2014-5521 being exploited?

CVE-2014-5521 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-2014-5521 affect?

CVE-2014-5521 affects xrms crm. Severity is medium (CVSS 6.5). plugins/useradmin/fingeruser.php in XRMS CRM, possibly 1.99.2, allows remote authenticated users to execute arbitrary code via shell metacharacters in the username parameter.

How urgent is CVE-2014-5521?

Priority 51/100. EPSS top 6%: very likely to be exploited; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2014-5520 HIGH 7.5 DOWNGRADE SQL injection vulnerability in XRMS CRM, possibly 1.99.2, allows remote attackers to execute arbitrary SQL com

References

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