CVE-2021-31316
CVE-2021-31316 is a critical-severity vulnerability in Control-webpanel Webpanel with a CVSS 3.x base score of 9.8. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-89.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 13% (96th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-89
- Affected product: Control-webpanel Webpanel
- Published:
- Last modified:
Description
The unprivileged user portal part of CentOS Web Panel is affected by a SQL Injection via the 'idsession' HTTP POST parameter.
Frequently asked questions
- What is CVE-2021-31316?
- The unprivileged user portal part of CentOS Web Panel is affected by a SQL Injection via the 'idsession' HTTP POST parameter.
- How severe is CVE-2021-31316?
- CVE-2021-31316 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-31316 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-31316?
- CVE-2021-31316 affects Control-webpanel Webpanel. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2021-31316?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2021-31316 published?
- CVE-2021-31316 was published on 2021-05-18 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:control-webpanel:webpanel:-:*:*:*:*:*:*:*
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