How severe is CVE-2018-19422?

CVE-2018-19422 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-19422 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 64% (99th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-19422?

CVE-2018-19422 affects Intelliants Subrion Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-19422?

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-2018-19422 published?

CVE-2018-19422 was published on 2018-11-21 and last updated on 2026-06-17.

CVE-2018-19422

CVE-2018-19422 is a high-severity vulnerability in Intelliants Subrion Cms with a CVSS 3.x base score of 7.2. Its EPSS exploit-prediction score of 64% places it in the 99th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-434.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 64% (99th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Intelliants Subrion Cms
Published: 2018-11-21
Last modified: 2026-06-17

Description

/panel/uploads in Subrion CMS 4.2.1 allows remote attackers to execute arbitrary PHP code via a .pht or .phar file, because the .htaccess file omits these.

Frequently asked questions

What is CVE-2018-19422?: /panel/uploads in Subrion CMS 4.2.1 allows remote attackers to execute arbitrary PHP code via a .pht or .phar file, because the .htaccess file omits these.
How severe is CVE-2018-19422?: CVE-2018-19422 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-19422 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 64% (99th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-19422?: CVE-2018-19422 affects Intelliants Subrion Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-19422?: 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-2018-19422 published?: CVE-2018-19422 was published on 2018-11-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:intelliants:subrion_cms:4.2.1:*:*:*:*:*:*:*

More vulnerabilities in Intelliants Subrion Cms

CVE-2017-11445 — Critical (CVSS 9.8): Subrion CMS before 4.1.6 has a SQL injection vulnerability in /front/actions.php via the $_POST array.
CVE-2017-11444 — Critical (CVSS 9.8): Subrion CMS before 4.1.5.10 has a SQL injection vulnerability in /front/search.php via the $_GET array.
CVE-2017-6013 — Critical (CVSS 9.8): Subrion CMS 4.0.5.10 has SQL injection in admin/database/ via the query parameter.
CVE-2021-43464 — High (CVSS 8.8): A Remiote Code Execution (RCE) vulnerability exiss in Subrion CMS 4.2.1 via modified code in a background field; when…
CVE-2020-18326 — High (CVSS 8.8): Cross Site Request Forgery (CSRF) vulnerability exists in Intelliants Subrion CMS v4.2.1 via the Members administrator…
CVE-2019-7357 — High (CVSS 8.8): Subrion CMS 4.2.1 has CSRF in panel/modules/plugins/. The attacker can remotely activate/deactivate the plugins.

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