CVE-2019-19740: Octeth Oempro 4.7 and 4.8 allow SQL injection

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2019-19740 is a critical-severity flaw (CVSS 9.8) affecting oempro. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Octeth Oempro 4.7 and 4.8 allow SQL injection. The parameter CampaignID in Campaign.Get is vulnerable.

Why this priority

Critical severity
EPSS top 7%: 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	5.8% (top 7%)
CISA exploited list	No
Weakness	CWE-89
Published	2019-12-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: octeth

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

Am I affected?

Timeline

2019-12-12 03:15 UTCPublished CVE record published
2026-06-17 02:27 UTCUpdated Record last modified

octeth oempro DOWNGRADE

Affected: 4.7 · 4.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.7

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 4.7 (Debian / Ubuntu)

apt-cache madison oempro sudo apt install oempro=<VERSION_BEFORE_4.7> sudo apt-mark hold oempro

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

dnf --showduplicates list oempro sudo dnf downgrade oempro-<VERSION_BEFORE_4.7> sudo dnf versionlock add oempro

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: Octeth Oempro 4.8 - 'CampaignID' 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-2019-19740?

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

Is CVE-2019-19740 being exploited?

CVE-2019-19740 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-2019-19740 affect?

CVE-2019-19740 affects oempro. Severity is critical (CVSS 9.8). Octeth Oempro 4.7 and 4.8 allow SQL injection. The parameter CampaignID in Campaign.Get is vulnerable.

How urgent is CVE-2019-19740?

Priority 68/100. Critical severity; EPSS top 7%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2020-9461 MEDIUM 5.4 UPGRADE Octech Oempro 4.7 through 4.11 allow stored XSS by an authenticated user
CVE-2020-9460 MEDIUM 5.4 UPGRADE Octech Oempro 4.7 through 4.11 allow XSS by an authenticated user

References

← Back to latest CVEs