How severe is CVE-2018-15562?

CVE-2018-15562 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-2018-15562 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-15562?

CVE-2018-15562 affects Isweb. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-15562?

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

When was CVE-2018-15562 published?

CVE-2018-15562 was published on 2018-08-29 and last updated on 2026-06-17.

CVE-2018-15562

CVE-2018-15562 is a medium-severity vulnerability in Isweb 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% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Isweb
Published: 2018-08-29
Last modified: 2026-06-17

Description

CMS ISWEB 3.5.3 has XSS via the ordineRis, sezioneRicerca, or oggettiRicerca parameter to index.php.

Frequently asked questions

What is CVE-2018-15562?: CMS ISWEB 3.5.3 has XSS via the ordineRis, sezioneRicerca, or oggettiRicerca parameter to index.php.
How severe is CVE-2018-15562?: CVE-2018-15562 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-2018-15562 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-15562?: CVE-2018-15562 affects Isweb. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-15562?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-15562 published?: CVE-2018-15562 was published on 2018-08-29 and last updated on 2026-06-17.

References

http://packetstormsecurity.com/files/149109/CMS-ISWEB-3.5.3-Cross-Site-Scripting.html

Affected products (1)

cpe:2.3:a:isweb:isweb:3.5.3:*:*:*:*:*:*:*

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