CVE-2026-111661 json
waynboot-mall through 2.0.0 Missing Authentication via /callback/email Mail Endpoint
published 24d ago modified 24d ago also EUVD-2026-103083
- cvss
- 5.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 29%
- public exploits
- 0
- none known
Summary
waynboot-mall through 2.0.0 contains a missing authentication vulnerability that allows unauthenticated attackers to send arbitrary email by calling the anonymously mapped /callback/email endpoint. Attackers can POST caller-supplied subject, content, and recipient to EmailController.sendEmail, sending messages from the operator's SMTP account for phishing, spam, and mail quota exhaustion.
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- yes
- Technical impact
- partial
- Assessed
- 24d ago
Exploit prediction
0.35% chance of exploitation in the next 30 days, higher than 29% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 6.9 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N |
| CNA | 3.1 | 5.3 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N |
| CNA | 4.0 | 6.9 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/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 |
Affected products
- wayn111 waynboot-mall
Classification
- Weakness
-
- CWE-306 Missing Authentication for Critical Functionality
References
-
hackmd.io
/@hieuPenguinnn/waynboot-mall-unauth-callback-order-forgery-cancel-mail-relay
third-party-advisory
-
github.com
/wayn111/waynboot-mall/blob/v2.0.0/waynboot-mobile-api/src/main/java/com/wayn/mobile/api/controller/callback/E
technical-description
-
github.com
/wayn111/waynboot-mall/blob/v2.0.0/waynboot-mobile-api/src/main/java/com/wayn/mobile/framework/config/Security
technical-description
-
vulncheck.com
/advisories/waynboot-mall-through-2.0.0-missing-authentication-via-callback-email-mail-endpoint
third-party-advisory
Sources
- CVE List CVE-2026-111661
- NVD CVE-2026-111661
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