CVE-2025-57263: An authenticated SQL injection vulnerability in VX Guestbook 1.07 allows attackers with admin access to inject

Routine

HIGH 7.2DOWNGRADE

CVE-2025-57263 is a high-severity flaw (CVSS 7.2) affecting vx guestbook. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An authenticated SQL injection vulnerability in VX Guestbook 1.07 allows attackers with admin access to inject malicious SQL payloads via the "word" POST parameter in the words.php admin panel.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.2 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-89
Published	2025-09-04
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: phpversion

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

Am I affected?

Timeline

2025-09-04 14:15 UTCPublished CVE record published
2026-06-17 09:42 UTCUpdated Record last modified

phpversion vx guestbook DOWNGRADE

Affected: 1.07

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.07

1. Check installed version

apt-cache policy vx-guestbook || rpm -q vx-guestbook || vx-guestbook --version

2. No fixed release: DOWNGRADE to a release before 1.07 (Debian / Ubuntu)

apt-cache madison vx-guestbook sudo apt install vx-guestbook=<VERSION_BEFORE_1.07> sudo apt-mark hold vx-guestbook

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

dnf --showduplicates list vx-guestbook sudo dnf downgrade vx-guestbook-<VERSION_BEFORE_1.07> sudo dnf versionlock add vx-guestbook

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-2025-57263?

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

Is CVE-2025-57263 being exploited?

CVE-2025-57263 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-2025-57263 affect?

CVE-2025-57263 affects vx guestbook. Severity is high (CVSS 7.2). An authenticated SQL injection vulnerability in VX Guestbook 1.07 allows attackers with admin access to inject malicious SQL payloads via the "word" POST parameter in the words.php admin panel.

How urgent is CVE-2025-57263?

Priority 39/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

References

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