CVE-2018-18805: Point Of Sales 1.0 allows SQL injection via the login screen, related to LoginForm1.vb.

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2018-18805 is a critical-severity flaw (CVSS 9.8) affecting pointofsales. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Point Of Sales 1.0 allows SQL injection via the login screen, related to LoginForm1.vb.

Why this priority

Critical severity
EPSS top 8%: very likely to be exploited
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	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	5.2% (top 8%)
CISA exploited list	No
Weakness	CWE-89
Published	2018-11-16
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: pointofsales project

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

Am I affected?

Timeline

2018-11-16 18:29 UTCPublished CVE record published
2026-06-17 01:47 UTCUpdated Record last modified

pointofsales project pointofsales 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 pointofsales || rpm -q pointofsales || pointofsales --version

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

apt-cache madison pointofsales sudo apt install pointofsales=<VERSION_BEFORE_1.0> sudo apt-mark hold pointofsales

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

dnf --showduplicates list pointofsales sudo dnf downgrade pointofsales-<VERSION_BEFORE_1.0> sudo dnf versionlock add pointofsales

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: Point of Sales (POS) in VB.Net MySQL Database 1.0 - SQL Injection

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-2018-18805?

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

Is CVE-2018-18805 being exploited?

CVE-2018-18805 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-2018-18805 affect?

CVE-2018-18805 affects pointofsales. Severity is critical (CVSS 9.8). Point Of Sales 1.0 allows SQL injection via the login screen, related to LoginForm1.vb.

How urgent is CVE-2018-18805?

Priority 67/100. Critical severity; EPSS top 8%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

References

← Back to latest CVEs