CVE-2017-9673: In SimpleCE 2.3.0, a CSRF vulnerability can be exploited to add an administrator account (via the index.php/us

Q: How do I fix CVE-2017-9673?

simplece: upgrade to newer than 2.3.0. Exact commands for each OS are on this page.

Q: Is CVE-2017-9673 being exploited?

CVE-2017-9673 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2017-9673 affect?

CVE-2017-9673 affects simplece. Severity is high (CVSS 8.8). In SimpleCE 2.3.0, a CSRF vulnerability can be exploited to add an administrator account (via the index.php/user/new URI) or change its settings (via the index.php/user/1 URI), including its password.

Q: How urgent is CVE-2017-9673?

Priority 50/100. High severity; Public exploit reference

This month

HIGH 8.8UPGRADE

CVE-2017-9673 is a high-severity flaw (CVSS 8.8) affecting simplece. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

In SimpleCE 2.3.0, a CSRF vulnerability can be exploited to add an administrator account (via the index.php/user/new URI) or change its settings (via the index.php/user/1 URI), including its password.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.8% (top 45%)
CISA exploited list	No
Weakness	CWE-352
Published	2017-06-15
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: simplece

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

Am I affected?

Timeline

2017-06-15 18:29 UTCPublished CVE record published
2026-06-17 01:28 UTCUpdated Record last modified

simplece simplece UPGRADE

Affected: <= 2.3.0

Fixed in: newer than 2.3.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.3.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade simplece

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade simplece

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2017-9673?

simplece: upgrade to newer than 2.3.0. Exact commands for each OS are on this page.

Is CVE-2017-9673 being exploited?

CVE-2017-9673 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-2017-9673 affect?

CVE-2017-9673 affects simplece. Severity is high (CVSS 8.8). In SimpleCE 2.3.0, a CSRF vulnerability can be exploited to add an administrator account (via the index.php/user/new URI) or change its settings (via the index.php/user/1 URI), including its password.

How urgent is CVE-2017-9673?

Priority 50/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2017-9674 MEDIUM 5.4 UPGRADE In SimpleCE 2.3.0, an authenticated XSS vulnerability was found on index.php/content/text/1?return_url=[XSS] e

References

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