How severe is CVE-2016-4808?

CVE-2016-4808 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2016-4808 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-4808?

CVE-2016-4808 affects Web2py. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-4808?

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-2016-4808 published?

CVE-2016-4808 was published on 2017-01-11 and last updated on 2026-06-17.

CVE-2016-4808

CVE-2016-4808 is a high-severity vulnerability in Web2py 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-352.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 2% (75th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Web2py
Published: 2017-01-11
Last modified: 2026-06-17

Description

Web2py versions 2.14.5 and below was affected by CSRF (Cross Site Request Forgery) vulnerability, which allows an attacker to trick a logged in user to perform some unwanted actions i.e An attacker can trick an victim to disable the installed application just by sending a URL to victim.

Frequently asked questions

What is CVE-2016-4808?: Web2py versions 2.14.5 and below was affected by CSRF (Cross Site Request Forgery) vulnerability, which allows an attacker to trick a logged in user to perform some unwanted actions i.e An attacker can trick an victim to disable the installed application just by sending a URL to victim.
How severe is CVE-2016-4808?: CVE-2016-4808 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2016-4808 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-4808?: CVE-2016-4808 affects Web2py. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-4808?: 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-2016-4808 published?: CVE-2016-4808 was published on 2017-01-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:web2py:web2py:*:*:*:*:*:*:*:*

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