CVE-2024-11182
Stored XSS vulnerability in MDaemon Email Server
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Description
An XSS issue was discovered in MDaemon Email Server before version 24.5.1c. An attacker can send an HTML e-mail message with JavaScript in an img tag. This could allow a remote attacker to load arbitrary JavaScript code in the context of a webmail user's browser window.
Official description from the CVE record, published by ESET. Copyright © 1999-2026 The MITRE Corporation. See /security/cve/legal for the CVE license. View the record on cve.org
Key data
CVSS 4.0 Medium 5.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
Attack vector: Network
The vulnerable component can be reached over a network, possibly from the Internet.
Attack complexity: Low
No measurable action is needed to get around the system's built-in security controls. The attack is repeatable.
Attack requirements: None
The attack works without any special deployment or execution conditions.
Privileges required: None
No account or privileges are needed.
User interaction: Passive
A user takes part without meaning to, for example by loading a page.
Vulnerable system: confidentiality: Low
Limited effect on the secrecy of data.
Vulnerable system: integrity: Low
Limited effect on the trustworthiness of data.
Vulnerable system: availability: None
No effect on availability.
Subsequent systems: confidentiality: Low
Limited effect on other systems' data secrecy.
Subsequent systems: integrity: Low
Limited effect on other systems' data trustworthiness.
Subsequent systems: availability: None
No effect on other systems' availability.
| Metric | Value | What it means |
|---|---|---|
| Attack vector | Network | The vulnerable component can be reached over a network, possibly from the Internet. |
| Attack complexity | Low | No measurable action is needed to get around the system's built-in security controls. The attack is repeatable. |
| Attack requirements | None | The attack works without any special deployment or execution conditions. |
| Privileges required | None | No account or privileges are needed. |
| User interaction | Passive | A user takes part without meaning to, for example by loading a page. |
| Vulnerable system: confidentiality | Low | Limited effect on the secrecy of data. |
| Vulnerable system: integrity | Low | Limited effect on the trustworthiness of data. |
| Vulnerable system: availability | None | No effect on availability. |
| Subsequent systems: confidentiality | Low | Limited effect on other systems' data secrecy. |
| Subsequent systems: integrity | Low | Limited effect on other systems' data trustworthiness. |
| Subsequent systems: availability | None | No effect on other systems' availability. |
CVSS is owned and managed by FIRST.Org, Inc. (FIRST) and is used by permission. Each CVSS score on this site is shown together with its vector string, as published in the CVE record by the source named next to it. Learn more at first.org/cvss.
EPSS
- Score
- 0.33259 (33.3% probability)
- Percentile
- 98.4%
- Scores of
- Nov 10, 2026
- Model
- v2026.06.15
CISA Known Exploited Vulnerabilities
- Name in the catalog
- MDaemon Email Server Cross-Site Scripting (XSS) Vulnerability
- Added to the catalog
- May 19, 2025
- Federal due date
- Jun 9, 2025
CISA assessment as of May 21, 2025
- Exploitation
- Recorded by CISA as active
- Automatable
- no
- Technical impact
- total
Weakness (CWE)
- CWE-79Improper Neutralization of Input During Web Page Generation
Affected products
MDaemon Email Server
- affected: up to 24.5.0
- unaffected: 24.5.1
References
Timeline
- ID reserved
- Record published
- Added to CISA KEV
- Record last updated
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About CubePath
Data from the CVE Program (MITRE), CISA KEV and FIRST EPSS. CVSS is owned by FIRST and used by permission. Not affiliated with or endorsed by MITRE, CISA or FIRST. Data as of Nov 10, 2026, 19:17 UTC. Sources and licenses