How severe is CVE-2013-3523?

CVE-2013-3523 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2013-3523 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-3523?

CVE-2013-3523 primarily affects Gajennings This. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-3523?

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

When was CVE-2013-3523 published?

CVE-2013-3523 was published on 2013-05-10 and last updated on 2026-06-16.

CVE-2013-3523

CVE-2013-3523 is a high-severity vulnerability in Gajennings This with a CVSS 2.0 base score of 7.5. 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: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-89
Affected product: Gajennings This
Published: 2013-05-10
Last modified: 2026-06-16

Description

SQL injection vulnerability in This HTML Is Simple (THIS) before 1.2.4 allows remote to execute arbitrary SQL commands via vectors related to op=page&id= in the URL.

Frequently asked questions

What is CVE-2013-3523?: SQL injection vulnerability in This HTML Is Simple (THIS) before 1.2.4 allows remote to execute arbitrary SQL commands via vectors related to op=page&id= in the URL.
How severe is CVE-2013-3523?: CVE-2013-3523 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2013-3523 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-3523?: CVE-2013-3523 primarily affects Gajennings This. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-3523?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-3523 published?: CVE-2013-3523 was published on 2013-05-10 and last updated on 2026-06-16.

References

Affected products (20)

cpe:2.3:a:gajennings:this:*:a:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.0.1:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.0.2:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.0.3:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.0.4:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.0.5:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.0.6:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.0:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.1:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.2:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.3:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.4:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.5:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.6:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.7:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.1.8:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.2.0:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.2.1:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.2.2:*:*:*:*:*:*:*
cpe:2.3:a:gajennings:this:1.2.3:*:*:*:*:*:*:*

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