An issue was discovered in SmarterTools SmarterMail through 100.0.7537.
Priority LOW 37CWE-77Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- High
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-77.
Summary
An issue was discovered in SmarterTools SmarterMail through 100.0.7537. Meddler-in-the-middle attackers can pipeline commands after a POP3 STLS command, injecting plaintext commands into an encrypted user session.
Why it matters now
EPSS 0.01127 66th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:smartertools:smartermail:*:*:*:*:*:*:*:* | up to 100.0.7537 | Vulnerable | SmarterTools |
- cpe:2.3:a:smartertools:smartermail:*:*:*:*:*:*:*:* Versions up to 100.0.7537 Vulnerable ·SmarterTools
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2020-29548
- 2026-10-03 Alias added: GHSA-rqq5-rg8q-m8pp
References
More SmarterTools Smartermail vulnerabilities
- TI-2025-32755 Upload arbitrary files in SmarterTools SmarterMail KEVCVSS 3.1CRITICAL 10.0
- TI-2026-19690 SmarterTools SmarterMail < Build 9511 Unauthenticated RCE via ConnectToHub API KEVCVSS 4.0CRITICAL 9.3
- TI-2026-19133 SmarterTools SmarterMail < Build 9511 Authentication Bypass via Password Reset API KEVCVSS 4.0CRITICAL 9.3
- TI-2019-05110 SmarterTools SmarterMail 16.x before build 6985 allows deserialization of untrusted data. CVSS 3.0CRITICAL 9.8
- TI-2019-05109 SmarterTools SmarterMail 16.x before build 6985 allows directory traversal. CVSS 3.0MEDIUM 6.5
- TI-2021-12079 SmarterTools SmarterMail 16.x through 100.x before 100.0.7803 allows remote code execution. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2020-29548 · CVE Program
- CVE-2020-29548 · NVD
- FIRST EPSS
- GHSA-rqq5-rg8q-m8pp · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences