CVE-2024-38521
Persistent Cross-Site Scripting (XSS) in hushline inbox
Hush Line is a free and open-source, anonymous-tip-line-as-a-service for organizations or individuals. There is a stored XSS in the Inbox. The input is displayed using the safe Jinja2 attribute, and thus not sanitized upon display. This issue has been patched in version 0.1.0.
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
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Persistent Cross-Site Scripting (XSS) in hushline inbox
Hush Line is a free and open-source, anonymous-tip-line-as-a-service for organizations or individuals. There is a stored XSS in the Inbox. The input is displayed using the safe Jinja2 attribute, and thus not sanitized upon display. This issue has been patched in version 0.1.0.
- Record
CVE-2024-38521- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2024-37390
Hush Line is a free and open-source, anonymous-tip-line-as-a-service for organizations or individuals. There is a stored XSS in the Inbox. The input is displayed using the safe Jinja2 attribute, and thus not sanitized upon display. This issue has been patched in version 0.1.0.
- Record
EUVD-2024-37390- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Updated
- 2026-11-03
NVD
Hush Line is a free and open-source, anonymous-tip-line-as-a-service for organizations or individuals. There is a stored XSS in the Inbox. The input is displayed using the safe Jinja2 attribute, and thus not sanitized upon display. This issue has been patched in version 0.1.0.
- Record
CVE-2024-38521- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - 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 - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Persistent Cross-Site Scripting (XSS) in hushline inbox
Hush Line is a free and open-source, anonymous-tip-line-as-a-service for organizations or individuals. There is a stored XSS in the Inbox. The input is displayed using the safe Jinja2 attribute, and thus not sanitized upon display. This issue has been patched in version 0.1.0.
- Record
CVE-2024-38521- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-38521 is a high vulnerability (CVSS 8.8) in Hushline Hush Line, published June 28, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.43%, the 37th percentile. No source names a fixed version.