CVE-2025-25521: Seacms <=13.3 is vulnerable to SQL Injection in admin_type_news.php.

Q: How do I fix CVE-2025-25521?

seacms: upgrade to newer than 13.3. Exact commands for each OS are on this page.

Q: Is CVE-2025-25521 being exploited?

CVE-2025-25521 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-2025-25521 affect?

CVE-2025-25521 affects seacms. Severity is critical (CVSS 9.8). Seacms <=13.3 is vulnerable to SQL Injection in admin_type_news.php.

Q: How urgent is CVE-2025-25521?

Priority 55/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-25521 is a critical-severity flaw (CVSS 9.8) affecting seacms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Seacms <=13.3 is vulnerable to SQL Injection in admin_type_news.php.

Why this priority

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

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-89
Published	2025-02-25
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: seacms

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

Am I affected?

Timeline

2025-02-25 22:15 UTCPublished CVE record published
2026-06-17 09:00 UTCUpdated Record last modified

seacms seacms UPGRADE

Affected: <= 13.3

Fixed in: newer than 13.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 13.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade seacms

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-2025-25521?

seacms: upgrade to newer than 13.3. Exact commands for each OS are on this page.

Is CVE-2025-25521 being exploited?

CVE-2025-25521 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-2025-25521 affect?

CVE-2025-25521 affects seacms. Severity is critical (CVSS 9.8). Seacms <=13.3 is vulnerable to SQL Injection in admin_type_news.php.

How urgent is CVE-2025-25521?

Priority 55/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-15003 MEDIUM 4.7 UPGRADE A vulnerability was found in SeaCMS up to 13.3
CVE-2025-10662 MEDIUM 4.7 UPGRADE A vulnerability has been found in SeaCMS up to 13.3
CVE-2025-11071 MEDIUM 4.7 DOWNGRADE A security vulnerability has been detected in SeaCMS 13.3.20250820
CVE-2025-50592 MEDIUM 5.4 UPGRADE Cross site scripting vulnerability in seacms before 13.2 via the vid parameter to Upload/js/player/dmplayer/pl
CVE-2025-25813 MEDIUM 5.1 DOWNGRADE SeaCMS v13.3 was discovered to contain a remote code execution (RCE) vulnerability via the component admin_fil

References

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