CVE-2025-7105
Denial of Service via JavaScript Memory Overflow in danny-avila/librechat
A vulnerability in danny-avila/librechat allows attackers to exploit the unrestricted Fork Function in /api/convos/fork to fork numerous contents rapidly. If the forked content includes a Mermaid graph with a large number of nodes, it can lead to a JavaScript heap out of memory error upon service restart, causing a denial of service. This issue affects the latest version of the product.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
Denial of Service via JavaScript Memory Overflow in danny-avila/librechat
A vulnerability in danny-avila/librechat allows attackers to exploit the unrestricted Fork Function in /api/convos/fork to fork numerous contents rapidly. If the forked content includes a Mermaid graph with a large number of nodes, it can lead to a JavaScript heap out of memory error upon service restart, causing a denial of service. This issue affects the latest version of the product.
- Record
CVE-2025-7105- CVSS 3.0
- 5.7 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
EUVDEUVD-2025-206617
A vulnerability in danny-avila/librechat allows attackers to exploit the unrestricted Fork Function in /api/convos/fork to fork numerous contents rapidly. If the forked content includes a Mermaid graph with a large number of nodes, it can lead to a JavaScript heap out of memory error upon service restart, causing a denial of service. This issue affects the latest version of the product.
- Record
EUVD-2025-206617- CVSS 3.0
- 5.7 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-crqj-2v3f-c8g9
A vulnerability in danny-avila/librechat allows attackers to exploit the unrestricted Fork...
A vulnerability in danny-avila/librechat allows attackers to exploit the unrestricted Fork Function in /api/convos/fork to fork numerous contents rapidly. If the forked content includes a Mermaid graph with a large number of nodes, it can lead to a JavaScript heap out of memory error upon service restart, causing a denial of service. This issue affects the latest version of the product.
- Record
GHSA-crqj-2v3f-c8g9- CVSS 3.0
- 5.7 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
NVD
A vulnerability in danny-avila/librechat allows attackers to exploit the unrestricted Fork Function in /api/convos/fork to fork numerous contents rapidly. If the forked content includes a Mermaid graph with a large number of nodes, it can lead to a JavaScript heap out of memory error upon service restart, causing a denial of service. This issue affects the latest version of the product.
- Record
CVE-2025-7105- CVSS 3.0
- 5.7 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
OSV
Denial of Service via JavaScript Memory Overflow in danny-avila/librechat
A vulnerability in danny-avila/librechat allows attackers to exploit the unrestricted Fork Function in /api/convos/fork to fork numerous contents rapidly. If the forked content includes a Mermaid graph with a large number of nodes, it can lead to a JavaScript heap out of memory error upon service restart, causing a denial of service. This issue affects the latest version of the product.
- Record
CVE-2025-7105- CVSS 3.0
- 5.7 Medium
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H - Weakness
- CWE-400
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-7105 is a medium vulnerability (CVSS 5.7) in Danny-avila Danny-avila/librechat, published February 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 23rd percentile. No source names a fixed version.