Webmail
Vendor:
First CVE: Apr 2, 2026 · Active for under a year
5
Total CVEs
More Total CVEs than 77% of tracked products
5.0
Avg CVEs / Year
Higher CVE frequency than 87% of tracked products
7.1
Avg CVSS
Higher Avg CVSS than 42% of tracked products
0.0%
KEV Rate
Bottom 1%
Trends Over Time
The number and severity of CVEs published that impact Webmail over time
Volume of CVEsAvg CVSS Base Score
First CVE
Apr 2, 2026
3 months ago
Most Recent CVE
Apr 6, 2026
110 days ago
CVE Severity & Scoring
Webmail5 CVEs
20%
80%
All CVEs352,427 CVEs
45%
40%
11%
MediumHigh
Attack Vector
Local0 (0.0%)
Network5 (100.0%)
Unknown0 (0.0%)
Physical0 (0.0%)
Adjacent Network0 (0.0%)
Attack Complexity
Low5 (100.0%)
High0 (0.0%)
Unknown0 (0.0%)
User Interaction
None4 (80.0%)
Unknown0 (0.0%)
Required1 (20.0%)
Privileges Required
Low1 (20.0%)
High0 (0.0%)
None4 (80.0%)
Unknown0 (0.0%)
Top CVEs
Signals from CVEs in this product scope (5 CVEs).
5 CVEs · Highest risk first
| CVE | Published | CVSS | Risk | KEV | Exploit |
|---|---|---|---|---|---|
CVE-2026-35391HIGH Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, the getClientIP() function in lib/admin/session.ts trusted the first (leftmost) entry of | Apr 6, 2026 | 7.5 | 27 | NO | NO |
CVE-2026-35389HIGH Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, S/MIME signature verification did not validate the certificate trust chain (checkChain: f | Apr 6, 2026 | 7.5 | 27 | NO | NO |
CVE-2026-34834HIGH Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to version 1.4.10, the verifyIdentity() function contained logic that returned true if no session co | Apr 2, 2026 | 7.5 | 27 | NO | NO |
CVE-2026-34833HIGH Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to version 1.4.10, the GET /api/auth/session endpoint previously included the user's plaintext passw | Apr 2, 2026 | 7.5 | 27 | NO | NO |
CVE-2026-35390MEDIUM Bulwark Webmail is a self-hosted webmail client for Stalwart Mail Server. Prior to 1.4.11, the reverse proxy (proxy.ts) set the Content-Security-Policy-Report-Only header instead o | Apr 6, 2026 | 5.4 | 22 | NO | NO |
Exploit Exposure
Signals from CVEs in this product scope (5 CVEs).
CISA KEV
0 CVEs
0.0% of CVEs· Bottom 1%
Metasploit
0 CVEs
0.0% of CVEs· Bottom 1%
Nuclei
0 CVEs
0.0% of CVEs· Bottom 1%
ExploitDB
0 CVEs
0.0% of CVEs· Bottom 1%
Social Chatter
Signals from CVEs in this product scope (5 CVEs).
Media Mentions
Signals from CVEs in this product scope (5 CVEs).
Top CNAs Publishing CVEs For Webmail
Top CWEs
Versions
No cataloged versions.