CVE-2026-22182 is an unauthenticated Denial of Service vulnerability affecting wpDiscuz versions prior to 7.6.47, allowing anonymous users to trigger mass notification emails. Rated High (CVSS 7.5), this flaw permits attackers to repeatedly call the wpdiscuz-ajax.php endpoint without authentication or rate limiting. This network-exploitable vulnerability requires no user interaction and has a high impact on availability by overwhelming email systems. Currently, there is no evidence of active exploitation, nor are public exploit codes or significant community discussion available for this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0, < 7.6.47CPE match | cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:* | ||
< 7.6.47CPE matchmatch criteria | cpe:2.3:a:gvectors:wpdiscuz:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.