CVE-2025-45661: A cross-site scripting (XSS) vulnerability in miniTCG v1.3.1 beta allows attackers to execute abritrary web sc

Routine

MEDIUM 5.9REMOTEDOWNGRADE

CVE-2025-45661 is a medium-severity flaw (CVSS 5.9) affecting minitcg. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A cross-site scripting (XSS) vulnerability in miniTCG v1.3.1 beta allows attackers to execute abritrary web scripts or HTML via injecting a crafted payload into the id parameter at /members/edit.php.

Why this priority

Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-06-18
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: heavenspell

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

Am I affected?

Timeline

2025-06-18 14:15 UTCPublished CVE record published
2026-06-17 09:25 UTCUpdated Record last modified

heavenspell minitcg DOWNGRADE

Affected: 1.3.1 beta

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.3.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.3.1 (Debian / Ubuntu)

apt-cache madison minitcg sudo apt install minitcg=<VERSION_BEFORE_1.3.1> sudo apt-mark hold minitcg

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

dnf --showduplicates list minitcg sudo dnf downgrade minitcg-<VERSION_BEFORE_1.3.1> sudo dnf versionlock add minitcg

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-2025-45661?

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

Is CVE-2025-45661 being exploited?

CVE-2025-45661 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-2025-45661 affect?

CVE-2025-45661 affects minitcg. Severity is medium (CVSS 5.9). A cross-site scripting (XSS) vulnerability in miniTCG v1.3.1 beta allows attackers to execute abritrary web scripts or HTML via injecting a crafted payload into the id parameter at /members/edit.php.

How urgent is CVE-2025-45661?

Priority 33/100. Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

References

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