How severe is CVE-2018-9247?

CVE-2018-9247 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-9247 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-9247?

CVE-2018-9247 affects Gxlcms Gxlcms Qy. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-9247?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2018-9247 published?

CVE-2018-9247 was published on 2018-04-04 and last updated on 2026-06-17.

CVE-2018-9247

CVE-2018-9247 is a critical-severity vulnerability in Gxlcms Gxlcms Qy with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-89.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Gxlcms Gxlcms Qy
Published: 2018-04-04
Last modified: 2026-06-17

Description

The upsql function in \Lib\Lib\Action\Admin\DataAction.class.php in Gxlcms QY v1.0.0713 allows remote attackers to execute arbitrary SQL statements via the sql parameter. Consequently, an attacker can execute arbitrary PHP code by placing it after a <?php substring, and then using INTO OUTFILE with a .php filename.

Frequently asked questions

What is CVE-2018-9247?: The upsql function in \Lib\Lib\Action\Admin\DataAction.class.php in Gxlcms QY v1.0.0713 allows remote attackers to execute arbitrary SQL statements via the sql parameter. Consequently, an attacker can execute arbitrary PHP code by placing it after a <?php substring, and then using INTO OUTFILE with a .php filename.
How severe is CVE-2018-9247?: CVE-2018-9247 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-9247 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-9247?: CVE-2018-9247 affects Gxlcms Gxlcms Qy. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-9247?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2018-9247 published?: CVE-2018-9247 was published on 2018-04-04 and last updated on 2026-06-17.

References

http://www.atksec.com/cve/GxlcmsQY-v1.0.0713-getshell/index.html

Affected products (1)

cpe:2.3:a:gxlcms:gxlcms_qy:1.0.0713:*:*:*:*:*:*:*

More vulnerabilities in Gxlcms Gxlcms Qy

CVE-2018-9852 — Critical (CVSS 9.8): In Gxlcms QY v1.0.0713, Lib\Lib\Action\Home\HitsAction.class.php allows remote attackers to read data from a database…
CVE-2018-9848 — Critical (CVSS 9.8): In Gxlcms QY v1.0.0713, the upload function in Lib\Lib\Action\Admin\UploadAction.class.php allows remote attackers to…
CVE-2018-9847 — Critical (CVSS 9.8): In Gxlcms QY v1.0.0713, the update function in Lib\Lib\Action\Admin\TplAction.class.php allows remote attackers to…
CVE-2018-9851 — High (CVSS 7.5): In Gxlcms QY v1.0.0713, Lib\Lib\Action\Admin\TplAction.class.php allows remote attackers to read any file via a…
CVE-2018-9850 — High (CVSS 7.5): In Gxlcms QY v1.0.0713, Lib\Lib\Action\Admin\DataAction.class.php allows remote attackers to delete any file via…

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