CVE-2025-45753: A vulnerability in Vtiger CRM Open Source Edition v8.3.0 allows an attacker with admin privileges to execute a

Routine

HIGH 7.2DOWNGRADE

CVE-2025-45753 is a high-severity flaw (CVSS 7.2) affecting vtiger crm. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability in Vtiger CRM Open Source Edition v8.3.0 allows an attacker with admin privileges to execute arbitrary PHP code by exploiting the ZIP import functionality in the Module Import feature.

Why this priority

High severity

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

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.5% (top 60%)
CISA exploited list	No
Weakness	CWE-94
Published	2025-05-21
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: vtiger

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

Am I affected?

Timeline

2025-05-21 21:16 UTCPublished CVE record published
2026-06-17 09:25 UTCUpdated Record last modified

vtiger vtiger crm DOWNGRADE

Affected: 8.3.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.3.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 8.3.0 (Debian / Ubuntu)

apt-cache madison vtiger-crm sudo apt install vtiger-crm=<VERSION_BEFORE_8.3.0> sudo apt-mark hold vtiger-crm

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

dnf --showduplicates list vtiger-crm sudo dnf downgrade vtiger-crm-<VERSION_BEFORE_8.3.0> sudo dnf versionlock add vtiger-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-2025-45753?

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

Is CVE-2025-45753 being exploited?

CVE-2025-45753 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-2025-45753 affect?

CVE-2025-45753 affects vtiger crm. Severity is high (CVSS 7.2). A vulnerability in Vtiger CRM Open Source Edition v8.3.0 allows an attacker with admin privileges to execute arbitrary PHP code by exploiting the ZIP import functionality in the Module Import feature.

How urgent is CVE-2025-45753?

Priority 35/100. High severity

Software pages

PHP vulnerabilities

Related CVEs

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CVE-2024-44777 CRITICAL 9.6 DOWNGRADE A reflected cross-site scripting (XSS) vulnerability in the tag parameter in the index page of vTiger CRM 7.4.
CVE-2024-44776 MEDIUM 6.1 DOWNGRADE An Open Redirect vulnerability in the page parameter of vTiger CRM v7.4.0 allows attackers to redirect users t
CVE-2025-45755 MEDIUM 6.1 DOWNGRADE A Stored Cross-Site Scripting (XSS) vulnerability exists in Vtiger CRM Open Source Edition v8.3.0, exploitable

References

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