How severe is CVE-2018-7717?

CVE-2018-7717 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-7717 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-7717?

CVE-2018-7717 affects Kubik-rubik Simple Image Gallery Extended. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-7717?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-7717 published?

CVE-2018-7717 was published on 2018-03-05 and last updated on 2026-06-17.

CVE-2018-7717

CVE-2018-7717 is a medium-severity vulnerability in Kubik-rubik Simple Image Gallery Extended with a CVSS 3.x base score of 6.1. 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-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Kubik-rubik Simple Image Gallery Extended
Published: 2018-03-05
Last modified: 2026-06-17

Description

The htmlImageAddTitleAttribute function in sige.php in the Kubik-Rubik Simple Image Gallery Extended (SIGE) extension 3.2.3 for Joomla! has XSS via a crafted image header, as demonstrated by the Caption-Abstract header object in a JPEG file. This is fixed in 3.3.1.

Frequently asked questions

What is CVE-2018-7717?: The htmlImageAddTitleAttribute function in sige.php in the Kubik-Rubik Simple Image Gallery Extended (SIGE) extension 3.2.3 for Joomla! has XSS via a crafted image header, as demonstrated by the Caption-Abstract header object in a JPEG file. This is fixed in 3.3.1.
How severe is CVE-2018-7717?: CVE-2018-7717 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-7717 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-7717?: CVE-2018-7717 affects Kubik-rubik Simple Image Gallery Extended. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-7717?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-7717 published?: CVE-2018-7717 was published on 2018-03-05 and last updated on 2026-06-17.

References

http://debugtrap.com/2018/03/01/joomla_sige_xss/

Affected products (1)

cpe:2.3:a:kubik-rubik:simple_image_gallery_extended:*:*:*:*:*:joomla\!:*:*

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