CVE-2023-36210: MotoCMS Version 3.4.3 Store Category Template was discovered to contain a Server-Side Template Injection (SSTI

This week

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2023-36210 is a critical-severity flaw (CVSS 9.8) affecting motocms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

MotoCMS Version 3.4.3 Store Category Template was discovered to contain a Server-Side Template Injection (SSTI) vulnerability via the keyword parameter.

Why this priority

Critical severity
EPSS top 2%: very likely to be exploited
Public exploit reference
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	30.9% (top 2%)
CISA exploited list	No
Weakness	CWE-74
Published	2023-08-01
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: motocms

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

Am I affected?

Timeline

2023-08-01 17:15 UTCPublished CVE record published
2026-06-17 06:05 UTCUpdated Record last modified

motocms motocms DOWNGRADE

Affected: 3.4.3

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.4.3

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 3.4.3 (Debian / Ubuntu)

apt-cache madison motocms sudo apt install motocms=<VERSION_BEFORE_3.4.3> sudo apt-mark hold motocms

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

dnf --showduplicates list motocms sudo dnf downgrade motocms-<VERSION_BEFORE_3.4.3> sudo dnf versionlock add motocms

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.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · borgmatic · FIXED · 2.2.0-1.fc46 · FEDORA-2026-041229e71b · source

sudo dnf upgrade --advisory=FEDORA-2026-041229e71b

Fedora ELN · pie · FIXED · 1.5.4-1.eln159 · FEDORA-2026-a2c0261d3a · source

sudo dnf upgrade --advisory=FEDORA-2026-a2c0261d3a

Public exploits and detection

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

Write-up: www.exploit-db.com/exploits/51499

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-2023-36210?

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

Is CVE-2023-36210 being exploited?

CVE-2023-36210 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-2023-36210 affect?

CVE-2023-36210 affects motocms. Severity is critical (CVSS 9.8). MotoCMS Version 3.4.3 Store Category Template was discovered to contain a Server-Side Template Injection (SSTI) vulnerability via the keyword parameter.

How urgent is CVE-2023-36210?

Priority 72/100. Critical severity; EPSS top 2%: very likely to be exploited; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Related CVEs

CVE-2023-36213 CRITICAL 9.8 DOWNGRADE SQL injection vulnerability in MotoCMS v.3.4.3 allows a remote attacker to gain privileges via the keyword par

References

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