CVE-2025-8164: A vulnerability has been found in code-projects Public Chat Room 1.0 and classified as critical

Routine

MEDIUM 6.3DOWNGRADE

CVE-2025-8164 is a medium-severity flaw (CVSS 6.3) affecting public chat room. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been found in code-projects Public Chat Room 1.0 and classified as critical. This vulnerability affects unknown code of the file send_message.php. The manipulation of the argument ID leads to sql injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-74, CWE-89
Published	2025-07-25
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: fabian

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

Am I affected?

Timeline

2025-07-25 18:15 UTCPublished CVE record published
2026-06-17 10:06 UTCUpdated Record last modified

fabian public chat room DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy public-chat-room || rpm -q public-chat-room || public-chat-room --version

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison public-chat-room sudo apt install public-chat-room=<VERSION_BEFORE_1.0> sudo apt-mark hold public-chat-room

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

dnf --showduplicates list public-chat-room sudo dnf downgrade public-chat-room-<VERSION_BEFORE_1.0> sudo dnf versionlock add public-chat-room

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-2025-8164?

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

Is CVE-2025-8164 being exploited?

CVE-2025-8164 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-2025-8164 affect?

CVE-2025-8164 affects public chat room. Severity is medium (CVSS 6.3). A vulnerability has been found in code-projects Public Chat Room 1.0 and classified as critical. This vulnerability affects unknown code of the file send_message.php. The manipulation of the argument ID leads to sql injection. The attack ca

How urgent is CVE-2025-8164?

Priority 37/100. Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-7951 LOW 3.5 DOWNGRADE A vulnerability classified as problematic has been found in code-projects Public Chat Room 1.0
CVE-2025-7950 HIGH 7.3 DOWNGRADE A vulnerability was found in code-projects Public Chat Room 1.0

References

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