CVE-2021-36719

CVE-2021-36719 is a high-severity vulnerability in Cybonet Mail Secure with a CVSS 3.x base score of 8.8. 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-434.

Key facts

Description

PineApp - Mail Secure - The attacker must be logged in as a user to the Pineapp system. The attacker exploits the vulnerable nicUpload.php file to upload a malicious file,Thus taking over the server and running remote code.

Frequently asked questions

What is CVE-2021-36719?
PineApp - Mail Secure - The attacker must be logged in as a user to the Pineapp system. The attacker exploits the vulnerable nicUpload.php file to upload a malicious file,Thus taking over the server and running remote code.
How severe is CVE-2021-36719?
CVE-2021-36719 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36719 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36719?
CVE-2021-36719 affects Cybonet Mail Secure. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36719?
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-2021-36719 published?
CVE-2021-36719 was published on 2021-12-08 and last updated on 2026-06-17.

References

Affected products (1)

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