CVE-2018-20914
CVE-2018-20914 is a high-severity vulnerability in Cpanel with a CVSS 3.x base score of 7.3. 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-74.
Key facts
- Severity: High (CVSS 3.x base score 7.3)
- CVSS v2: 4.9
- EPSS exploit prediction: 1% (53rd percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-74
- Affected product: Cpanel
- Published:
- Last modified:
Description
In cPanel before 70.0.23, OpenID providers can inject arbitrary data into cPanel session files (SEC-368).
Frequently asked questions
- What is CVE-2018-20914?
- In cPanel before 70.0.23, OpenID providers can inject arbitrary data into cPanel session files (SEC-368).
- How severe is CVE-2018-20914?
- CVE-2018-20914 has a CVSS 3.x base score of 7.3, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity high, and availability none.
- Is CVE-2018-20914 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-20914?
- CVE-2018-20914 affects Cpanel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2018-20914?
- 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-2018-20914 published?
- CVE-2018-20914 was published on 2019-08-01 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
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