CVE-2020-26104
CVE-2020-26104 is a high-severity vulnerability in Cpanel with a CVSS 3.x base score of 7.5. 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-922.
Key facts
- Severity: High (CVSS 3.x base score 7.5)
- CVSS v2: 5.0
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-922
- Affected product: Cpanel
- Published:
- Last modified:
Description
In cPanel before 88.0.3, an insecure SRS secret is used on a templated VM (SEC-552).
Frequently asked questions
- What is CVE-2020-26104?
- In cPanel before 88.0.3, an insecure SRS secret is used on a templated VM (SEC-552).
- How severe is CVE-2020-26104?
- CVE-2020-26104 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
- Is CVE-2020-26104 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2020-26104?
- CVE-2020-26104 affects Cpanel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2020-26104?
- 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-2020-26104 published?
- CVE-2020-26104 was published on 2020-09-25 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:cpanel:cpanel:*:*:*:*:*:*:*:*
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- CVE-2020-26105 — Critical (CVSS 9.8): In cPanel before 88.0.3, insecure chkservd test credentials are used on a templated VM (SEC-554).
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