CVE-2023-39681
CVE-2023-39681 is a critical-severity vulnerability in Cuppacms with a CVSS 3.x base score of 9.8. 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-94.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- EPSS exploit prediction: 1% (69th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-94
- Affected product: Cuppacms
- Published:
- Last modified:
Description
Cuppa CMS v1.0 was discovered to contain a remote code execution (RCE) vulnerability via the email_outgoing parameter at /Configuration.php. This vulnerability is triggered via a crafted payload.
Frequently asked questions
- What is CVE-2023-39681?
- Cuppa CMS v1.0 was discovered to contain a remote code execution (RCE) vulnerability via the email_outgoing parameter at /Configuration.php. This vulnerability is triggered via a crafted payload.
- How severe is CVE-2023-39681?
- CVE-2023-39681 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-2023-39681 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-2023-39681?
- CVE-2023-39681 affects Cuppacms. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2023-39681?
- 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-2023-39681 published?
- CVE-2023-39681 was published on 2023-09-05 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:cuppacms:cuppacms:1.0:*:*:*:*:*:*:*
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