CVE-2016-4433
Apache Struts Open Redirect
CVE-2016-4433 is a high vulnerability (CVSS 7.5) in Apache Struts, published July 4, 2016. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 9.75%, the 95th percentile. Fixed in org.apache.struts.xwork:xwork-core 2.3.29.
- Severity
- 7.5 HighCVSS 3.0, NVD
- Exploit chance
- 9.75%EPSS, 95th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
2.3.29org.apache.struts.xwork:xwork-core +1 more
Description
Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks via a crafted request.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- None
Exploit likelihood
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.struts.xwork:xwork-coreMaven | 2.3.20 to 2.3.28.1 | 2.3.29 |
org.apache.struts.xwork:xwork-coreMaven | 2.3.20 up to 2.3.29, plus listed versions 2.3.20.12.3.20.32.3.242.3.24.12.3.24.32.3.282.3.28.1 | 2.3.29 |
What each source reports
NVD Score used
Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks via a crafted request.
- Record
CVE-2016-4433- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:P/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
CVE ListNo score
Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks via a crafted request.
- Record
CVE-2016-4433- Updated
- 2026-11-02
EUVDEUVD-2022-5595No score
Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks via a crafted request.
- Record
EUVD-2022-5595- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-wm8w-qp2f-728q
Apache Struts Open Redirect
Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks via a crafted request.
- Record
GHSA-wm8w-qp2f-728q- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
OSV
Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks via a crafted request.
- Record
CVE-2016-4433- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Updated
- 2026-11-02
OSVGHSA-wm8w-qp2f-728q
Apache Struts Open Redirect
Apache Struts 2 2.3.20 through 2.3.28.1 allows remote attackers to bypass intended access restrictions and conduct redirection attacks via a crafted request.
- Record
GHSA-wm8w-qp2f-728q- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N - Weakness
- CWE-20
- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
struts.apache.org/docs/s2-039.html
securityfocus.com/bid/91282
www-01.ibm.com/support/docview.wss?uid=swg21987854
bugzilla.redhat.com/show_bug.cgi?id=1348251
jvn.jp/en/jp/JVN45093481/index.html
Show 7 moreShow less
jvndb.jvn.jp/jvndb/JVNDB-2016-000112
oracle.com/technetwork/security-advisory/cpujul2017-3236622.html
nvd.nist.gov/vuln/detail/CVE-2016-4433
web.archive.org/web/20210123144955/http://www.securityfocus.com/bid/91282
github.com/apache/struts/commit/b28b78c062f0bf3c79793a25aab8c9b6c12bce6e