Auth bypass in Cm-Wp Titan Anti-Spam \& Security

CVE-2022-2877

The Titan Anti-spam & Security WordPress plugin before 7.3.1 does not properly checks HTTP headers in order to validate the origin IP address, allowing threat actors to bypass it's block feature by spoofing the headers.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (52.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-2877: held from 0.007 to 0.007.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.001

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-2877?
CVE-2022-2877 is a medium-severity vulnerability in Cm-Wp Titan Anti-Spam \& Security, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.3/10. Published 2022-09-16.
How severe is CVE-2022-2877?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2022-2877 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.