CVE-2025-65868: XML external entity (XXE) injection in eyoucms v1.7.1 allows remote attackers to cause a denial of service via

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HIGH 7.5REMOTEDOWNGRADE

CVE-2025-65868 is a high-severity flaw (CVSS 7.5) affecting eyoucms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

XML external entity (XXE) injection in eyoucms v1.7.1 allows remote attackers to cause a denial of service via crafted body of a POST request.

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	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 63%)
CISA exploited list	No
Weakness	CWE-611
Published	2025-12-03
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: eyoucms

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

Am I affected?

Timeline

2025-12-03 21:15 UTCPublished CVE record published
2026-06-17 09:56 UTCUpdated Record last modified

eyoucms eyoucms DOWNGRADE

Affected: 1.7.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.7.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.7.1 (Debian / Ubuntu)

apt-cache madison eyoucms sudo apt install eyoucms=<VERSION_BEFORE_1.7.1> sudo apt-mark hold eyoucms

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

dnf --showduplicates list eyoucms sudo dnf downgrade eyoucms-<VERSION_BEFORE_1.7.1> sudo dnf versionlock add eyoucms

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-2025-65868?

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

Is CVE-2025-65868 being exploited?

CVE-2025-65868 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-2025-65868 affect?

CVE-2025-65868 affects eyoucms. Severity is high (CVSS 7.5). XML external entity (XXE) injection in eyoucms v1.7.1 allows remote attackers to cause a denial of service via crafted body of a POST request.

How urgent is CVE-2025-65868?

Priority 45/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-15143 MEDIUM 4.7 UPGRADE A security flaw has been discovered in EyouCMS up to 1.7.6
CVE-2025-52335 MEDIUM 6.1 DOWNGRADE EyouCMS 1.7.3 is vulnerale to Cross Site Scripting (XSS) in index.php, which can be exploited to obtain sensit
CVE-2024-52680 MEDIUM 6.1 DOWNGRADE EyouCMS 1.6.7 is vulnerable to Cross Site Scripting (XSS) in /login.php?m=admin&c=System&a=web&lang=cn.
CVE-2026-1107 MEDIUM 6.3 DOWNGRADE A weakness has been identified in EyouCMS up to 1.7.1/5.0
CVE-2024-48196 HIGH 7.5 DOWNGRADE An issue in eyouCMS v.1.6.7 allows a remote attacker to obtain sensitive information via a crafted script to t

References

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