CVE-2024-9266
Open Redirect
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Express. This vulnerability affects the use of the Express Response object. This issue impacts Express: from 3.4.5 before 4.0.0.
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
- Low
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Open Redirect
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Express. This vulnerability affects the use of the Express Response object. This issue impacts Express: from 3.4.5 before 4.0.0.
- Record
CVE-2024-9266- CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N - Weakness
- CWE-601
- Updated
- 2026-11-02
EUVDEUVD-2024-3071
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Express. This vulnerability affects the use of the Express Response object. This issue impacts Express: from 3.4.5 before 4.0.0.
- Record
EUVD-2024-3071- CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-jj78-5fmv-mv28
Express Open Redirect vulnerability
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Express. This vulnerability affects the use of the Express Response object. This issue impacts Express: from 3.4.5 before 4.0.0-rc1.
- Record
GHSA-jj78-5fmv-mv28- CVSS 4.0
- 2.1 Low
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:P - CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N - Weakness
- CWE-601
- Updated
- 2026-11-02
NVD
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Express. This vulnerability affects the use of the Express Response object. This issue impacts Express: from 3.4.5 before 4.0.0.
- Record
CVE-2024-9266- CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N - Weakness
- CWE-601
- Updated
- 2026-11-02
OSVGHSA-jj78-5fmv-mv28
Express Open Redirect vulnerability
URL Redirection to Untrusted Site ('Open Redirect') vulnerability in Express. This vulnerability affects the use of the Express Response object. This issue impacts Express: from 3.4.5 before 4.0.0-rc1.
- Record
GHSA-jj78-5fmv-mv28- CVSS 4.0
- 2.1 Low
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:P - CVSS 3.1
- 4.7 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N - Weakness
- CWE-601
- Updated
- 2026-11-02
OSVCLSA-2026-1773015274 No score
TuxCare security update for express (4 CVEs)
TuxCare rebuilt express to address 4 CVEs. Fixed in 3.21.2-tuxcare.1.
- Record
CLSA-2026-1773015274- Updated
- 2026-11-02
OSVCLSA-2026-1793833558 No score
TuxCare security update for express (2 CVEs)
TuxCare rebuilt express to address 2 CVEs. Fixed in 3.4.8-tuxcare.3.
- Record
CLSA-2026-1793833558- Updated
- 2026-11-05
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
expressnpm |
3.4.5 up to 4.0.0-rc1 | 4.0.0-rc1 |
expressTuxCare:npm From an advisory covering 4 CVEs |
3.21.2-tuxcare.0 up to 3.21.2-tuxcare.1, plus listed versions 3.21.2 |
3.21.2-tuxcare.1 |
expressTuxCare:npm From an advisory covering 2 CVEs |
3.4.8-tuxcare.0 up to 3.4.8-tuxcare.3, plus listed versions 3.4.83.4.8-tuxcare.13.4.8-tuxcare.2 |
3.4.8-tuxcare.3 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected | ||
| affected, aliases, facts | OSV | |
| aliases, products, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2024-9266 is a medium vulnerability (CVSS 4.7) in @clerk Express, published October 3, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.46%, the 40th percentile. Fixed in express 4.0.0-rc1.