CVE-2023-29809: SQL injection vulnerability found in Maximilian Vogt companymaps (cmaps) v.8.0 allows a remote attacker to exe

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2023-29809 is a critical-severity flaw (CVSS 9.8) affecting companymaps. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

SQL injection vulnerability found in Maximilian Vogt companymaps (cmaps) v.8.0 allows a remote attacker to execute arbitrary code via a crafted script in the request.

Why this priority

Critical severity
EPSS top 4%: 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	10.5% (top 4%)
CISA exploited list	No
Weakness	CWE-89
Published	2023-05-12
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: companymaps project

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

Am I affected?

Timeline

2023-05-12 01:15 UTCPublished CVE record published
2026-06-17 05:50 UTCUpdated Record last modified

companymaps project companymaps DOWNGRADE

Affected: 8.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 8.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 8.0 (Debian / Ubuntu)

apt-cache madison companymaps sudo apt install companymaps=<VERSION_BEFORE_8.0> sudo apt-mark hold companymaps

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

dnf --showduplicates list companymaps sudo dnf downgrade companymaps-<VERSION_BEFORE_8.0> sudo dnf versionlock add companymaps

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: Cmaps v8.0 - 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-2023-29809?

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

Is CVE-2023-29809 being exploited?

CVE-2023-29809 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-2023-29809 affect?

CVE-2023-29809 affects companymaps. Severity is critical (CVSS 9.8). SQL injection vulnerability found in Maximilian Vogt companymaps (cmaps) v.8.0 allows a remote attacker to execute arbitrary code via a crafted script in the request.

How urgent is CVE-2023-29809?

Priority 68/100. Critical severity; EPSS top 4%: very likely to be exploited; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-29983 MEDIUM 5.4 DOWNGRADE Cross Site Scripting vulnerability found in Maximilian Vogt cmaps v.8.0 allows a remote attacker to execute ar
CVE-2023-29808 MEDIUM 6.1 DOWNGRADE Cross Site Scripting (XSS) vulnerability in vogtmh cmaps (companymaps) 8.0 allows attackers to execute arbitra

References

← Back to latest CVEs