How severe is CVE-2022-23048?

CVE-2022-23048 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-2022-23048 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-23048?

CVE-2022-23048 affects Exponentcms Exponent Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-23048?

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-2022-23048 published?

CVE-2022-23048 was published on 2022-02-09 and last updated on 2026-06-17.

CVE-2022-23048

CVE-2022-23048 is a high-severity vulnerability in Exponentcms Exponent Cms with a CVSS 3.x base score of 7.2. 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-434.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 6.5
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Exponentcms Exponent Cms
Published: 2022-02-09
Last modified: 2026-06-17

Description

Exponent CMS 2.6.0patch2 allows an authenticated admin user to upload a malicious extension in the format of a ZIP file with a PHP file inside it. After upload it, the PHP file will be placed at "themes/simpletheme/{rce}.php" from where can be accessed in order to execute commands.

Frequently asked questions

What is CVE-2022-23048?: Exponent CMS 2.6.0patch2 allows an authenticated admin user to upload a malicious extension in the format of a ZIP file with a PHP file inside it. After upload it, the PHP file will be placed at "themes/simpletheme/{rce}.php" from where can be accessed in order to execute commands.
How severe is CVE-2022-23048?: CVE-2022-23048 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-2022-23048 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-23048?: CVE-2022-23048 affects Exponentcms Exponent Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-23048?: 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-2022-23048 published?: CVE-2022-23048 was published on 2022-02-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:exponentcms:exponent_cms:2.6.0:patch2:*:*:*:*:*:*

More vulnerabilities in Exponentcms Exponent Cms

CVE-2016-9026 — Critical (CVSS 9.8): Exponent CMS before 2.6.0 has improper input validation in fileController.php.
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