CVE-2019-25674: CMSsite 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate databa

This week

HIGH 8.2REMOTEDOWNGRADE

CVE-2019-25674 is a high-severity flaw (CVSS 8.2) affecting cmssite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

CMSsite 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the 'post' parameter. Attackers can send GET requests to post.php with malicious 'post' values to extract sensitive database information or perform time-based blind SQL injection attacks.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	8.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 65%)
CISA exploited list	No
Weakness	CWE-89
Published	2026-04-05
Last modified	2026-07-24

Publisher (CNA): VulnCheck · Vendor: victoralagwu

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-05 21:16 UTCPublished CVE record published
2026-07-24 22:10 UTCUpdated Record last modified

victoralagwu cmssite DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison cmssite sudo apt install cmssite=<VERSION_BEFORE_1.0> sudo apt-mark hold cmssite

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

dnf --showduplicates list cmssite sudo dnf downgrade cmssite-<VERSION_BEFORE_1.0> sudo dnf versionlock add cmssite

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-2019-25674?

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

Is CVE-2019-25674 being exploited?

CVE-2019-25674 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-2019-25674 affect?

CVE-2019-25674 affects cmssite. Severity is high (CVSS 8.2). CMSsite 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the 'post' parameter. Attackers can send GET requests to post.php with malicious 'post' v

How urgent is CVE-2019-25674?

Priority 47/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2019-25682 MEDIUM 4.3 DOWNGRADE CMSsite 1.0 contains a cross-site request forgery vulnerability that allows attackers to perform unauthorized
CVE-2019-25697 HIGH 8.2 DOWNGRADE CMSsite 1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate databa

References

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