CVE-2020-29133
jsp/upload.jsp in Coremail XT 5.0 allows XSS via an uploaded personal signature, as demonstrated...
jsp/upload.jsp in Coremail XT 5.0 allows XSS via an uploaded personal signature, as demonstrated by a .jpg.html filename in the signImgFile parameter.
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
jsp/upload.jsp in Coremail XT 5.0 allows XSS via an uploaded personal signature, as demonstrated by a .jpg.html filename in the signImgFile parameter.
- Record
CVE-2020-29133- 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
jsp/upload.jsp in Coremail XT 5.0 allows XSS via an uploaded personal signature, as demonstrated by a .jpg.html filename in the signImgFile parameter.
- Record
CVE-2020-29133- Updated
- 2026-11-02
EUVDEUVD-2020-21514 No score
jsp/upload.jsp in Coremail XT 5.0 allows XSS via an uploaded personal signature, as demonstrated by a .jpg.html filename in the signImgFile parameter.
- Record
EUVD-2020-21514- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-j56c-jw7v-92vw No score
jsp/upload.jsp in Coremail XT 5.0 allows XSS via an uploaded personal signature, as demonstrated...
jsp/upload.jsp in Coremail XT 5.0 allows XSS via an uploaded personal signature, as demonstrated by a .jpg.html filename in the signImgFile parameter.
- Record
GHSA-j56c-jw7v-92vw- Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2020-29133 is a medium vulnerability (CVSS 6.1) in Coremail Xt Project Xt, published November 27, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.08%, the 65th percentile. No source names a fixed version.