6.9
CVE-2026-22216
- EPSS 0.32%
- Veröffentlicht 13.03.2026 01:18:16
- Zuletzt bearbeitet 17.03.2026 11:43:07
- Quelle disclosure@vulncheck.com
- CVE-Watchlists
- Unerledigt
wpDiscuz before 7.6.47 - No Rate Limiting on Subscription Endpoints with LIKE Wildcard Bypass
wpDiscuz before 7.6.47 contains a missing rate limiting vulnerability that allows unauthenticated attackers to subscribe arbitrary email addresses to post notifications by sending POST requests to the wpdAddSubscription handler in class.WpdiscuzHelperAjax.php. Attackers can exploit LIKE wildcard characters in the subscription query to match multiple email addresses and generate unwanted notification emails to victim accounts.
| Typ | Quelle | Score | Percentile |
|---|---|---|---|
| EPSS | FIRST.org | 0.32% | 0.236 |
| Quelle | Base Score | Exploit Score | Impact Score | Vector String |
|---|---|---|---|---|
| nvd@nist.gov | 5.3 | 3.9 | 1.4 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
|
| disclosure@vulncheck.com | 6.9 | 0 | 0 |
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/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
|
| disclosure@vulncheck.com | 6.5 | 3.9 | 2.5 |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
|
CWE-799 Improper Control of Interaction Frequency
The product does not properly limit the number or frequency of interactions that it has with an actor, such as the number of incoming requests.
https://wordpress.org/plugins/wpdiscuz/#developers
https://wordpress.org/plugins/wpdiscuz/
https://www.vulncheck.com/advisories/wpdiscuz-before-no-rate-limiting-on-subscription-endpoints-with-like-wildcard-bypass