CVE-2017-5656
Session Fixation in Apache CXF
CVE-2017-5656 is a high vulnerability (CVSS 7.5) in Apache Cxf, published April 18, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 6.83%, the 94th percentile. Fixed in org.apache.cxf:cxf-core 3.1.11.
Apache CXF's STSClient before 3.1.11 and 3.0.13 uses a flawed way of caching tokens that are associated with delegation tokens, which means that an attacker could craft a token which would return an identifer corresponding to a cached token for another user.
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
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Apache CXF's STSClient before 3.1.11 and 3.0.13 uses a flawed way of caching tokens that are associated with delegation tokens, which means that an attacker could craft a token which would return an identifer corresponding to a cached token for another user.
- Record
CVE-2017-5656- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:P/I:N/A:N - Weakness
- CWE-384
- Updated
- 2026-11-02
CVE List No score
Apache CXF's STSClient before 3.1.11 and 3.0.13 uses a flawed way of caching tokens that are associated with delegation tokens, which means that an attacker could craft a token which would return an identifer corresponding to a cached token for another user.
- Record
CVE-2017-5656- Updated
- 2026-11-02
EUVDEUVD-2022-5322 No score
Apache CXF's STSClient before 3.1.11 and 3.0.13 uses a flawed way of caching tokens that are associated with delegation tokens, which means that an attacker could craft a token which would return an identifer corresponding to a cached token for another user.
- Record
EUVD-2022-5322- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-v936-x3j5-c76j
Session Fixation in Apache CXF
Apache CXF's STSClient before 3.1.11 and 3.0.13 uses a flawed way of caching tokens that are associated with delegation tokens, which means that an attacker could craft a token which would return an identifer corresponding to a cached token for another user.
- Record
GHSA-v936-x3j5-c76j- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-384
- Updated
- 2026-11-02
OSV
Apache CXF's STSClient before 3.1.11 and 3.0.13 uses a flawed way of caching tokens that are associated with delegation tokens, which means that an attacker could craft a token which would return an identifer corresponding to a cached token for another user.
- Record
CVE-2017-5656- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
OSVGHSA-v936-x3j5-c76j
Session Fixation in Apache CXF
Apache CXF's STSClient before 3.1.11 and 3.0.13 uses a flawed way of caching tokens that are associated with delegation tokens, which means that an attacker could craft a token which would return an identifer corresponding to a cached token for another user.
- Record
GHSA-v936-x3j5-c76j- CVSS 3.0
- 7.5 High
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-384
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
org.apache.cxf:cxf-coreMaven |
3.1.0 to 3.1.10 | 3.1.11 |
org.apache.cxf:cxf-coreMaven |
through 3.0.12 | 3.0.13 |
org.apache.cxf:cxf-coreMaven |
3.1.0 up to 3.1.11, plus listed versions 3.1.13.1.103.1.23.1.33.1.4 Show 5 moreShow less3.1.53.1.63.1.73.1.83.1.9 |
3.1.11 |
org.apache.cxf:cxf-coreMaven |
before 3.0.13, plus listed versions 3.0.03.0.0-milestone13.0.0-milestone23.0.13.0.10 Show 10 moreShow less3.0.113.0.123.0.23.0.33.0.43.0.53.0.63.0.73.0.83.0.9 |
3.0.13 |
History
| When | Changed | Sources |
|---|---|---|
| 2026-11-03 | aliases | EUVD |
| 2026-11-02 | created | CVE List, GitHub Advisories, NVD, OSV |
References
access.redhat.com/errata/RHSA-2017:1832
securitytracker.com/id/1038282
cxf.apache.org/security-advisories.data/CVE-2017-5656.txt.asc?version=1&modificationDate=1492515113282&api=v2
securityfocus.com/bid/97971
lists.apache.org/thread.html/rc774278135816e7afc943dc9fc78eb0764f2c84a2b96470a0187315c%40%3Ccommits.cxf.apache.org%3E
Show 15 moreShow less
nvd.nist.gov/vuln/detail/CVE-2017-5656
github.com/apache/cxf/commit/1a4fe22fc297f8be204788bcdfcd498e91201a01