CVE-2020-27974
NeoPost Mail Accounting Software Pro 5.0.6 allows php/Commun/FUS_SCM_BlockStart.php?code= XSS.
CVE-2020-27974 is a medium vulnerability (CVSS 6.1) in Quadient Mail Accounting, published October 28, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.84%, the 57th percentile. No source names a fixed version.
NeoPost Mail Accounting Software Pro 5.0.6 allows php/Commun/FUS_SCM_BlockStart.php?code= XSS.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
NeoPost Mail Accounting Software Pro 5.0.6 allows php/Commun/FUS_SCM_BlockStart.php?code= XSS.
- Record
CVE-2020-27974- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
NeoPost Mail Accounting Software Pro 5.0.6 allows php/Commun/FUS_SCM_BlockStart.php?code= XSS.
- Record
CVE-2020-27974- Updated
- 2026-11-02
EUVDEUVD-2020-20466 No score
NeoPost Mail Accounting Software Pro 5.0.6 allows php/Commun/FUS_SCM_BlockStart.php?code= XSS.
- Record
EUVD-2020-20466- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-h55w-x4qr-hgqh No score
NeoPost Mail Accounting Software Pro 5.0.6 allows php/Commun/FUS_SCM_BlockStart.php?code= XSS.
NeoPost Mail Accounting Software Pro 5.0.6 allows php/Commun/FUS_SCM_BlockStart.php?code= XSS.
- Record
GHSA-h55w-x4qr-hgqh- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD |