CVE-2025-25800: SeaCMS 13.3 was discovered to contain an arbitrary file read vulnerability in the file_get_contents function a

This week

MEDIUM 5.3REMOTEDOWNGRADE

CVE-2025-25800 is a medium-severity flaw (CVSS 5.3) affecting seacms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SeaCMS 13.3 was discovered to contain an arbitrary file read vulnerability in the file_get_contents function at admin_safe_file.php.

Why this priority

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	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 58%)
CISA exploited list	No
Weakness	CWE-22
Published	2025-02-26
Last modified	2026-07-05

Publisher (CNA): MITRE · Vendor: seacms

Last updated 2026-07-05 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-02-26 15:15 UTCPublished CVE record published
2026-07-05 01:21 UTCUpdated Record last modified

seacms seacms DOWNGRADE

Affected: 13.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 13.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 13.3 (Debian / Ubuntu)

apt-cache madison seacms sudo apt install seacms=<VERSION_BEFORE_13.3> sudo apt-mark hold seacms

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

dnf --showduplicates list seacms sudo dnf downgrade seacms-<VERSION_BEFORE_13.3> sudo dnf versionlock add seacms

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-2025-25800?

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

Is CVE-2025-25800 being exploited?

CVE-2025-25800 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-2025-25800 affect?

CVE-2025-25800 affects seacms. Severity is medium (CVSS 5.3). SeaCMS 13.3 was discovered to contain an arbitrary file read vulnerability in the file_get_contents function at admin_safe_file.php.

How urgent is CVE-2025-25800?

Priority 39/100. 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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