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CVE-2023-5411

MEDIUMCVSS 4.3/10EPSS 0.40%

Last modified

CVE-2023-5411 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the fnsf_af2_save_post function in versions up to, and including, 3.4. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to modify certain post values. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the fnsf_af2_save_post function in versions up to, and including, 3.4. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to modify certain post values. Note that the extent of modification is limited due to fixed values passed to the wp_update_post function.

Metrics

CVSS 3.1
4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS Probability
0.40%

31.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FunnelformsFunnelforms<= 3.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2023-5411?
The Funnelforms Free plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the fnsf_af2_save_post function in versions up to, and including, 3.4. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to modify certain post values. Note that the extent of modification is limited due to fixed values passed to the wp_update_post function.
How severe is CVE-2023-5411?
CVE-2023-5411 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.
How do I fix CVE-2023-5411?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST