CVE-2016-2171
The User Manager service in Apache Jetspeed before 2.3.1 does not properly restrict access using Jetspeed Security, which allows remote attackers to (1) add, (2) edit, or (3) delete users via the REST API.
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 42.7%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
The User Manager service in Apache Jetspeed before 2.3.1 does not properly restrict access using Jetspeed Security, which allows remote attackers to (1) add, (2) edit, or (3) delete users via the REST API.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 42.67% probability · 99th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-264
- Affected
- apache/jetspeed
- Source
- secalert@redhat.com
EPSS moved from 41.3% on 21 September 2026 to 42.7% on 4 November 2026. The dashed line is the ten per cent mark our analysts treat as “patch before the next change window”.
References
- http://haxx.ml/post/140552592371/remote-code-execution-in-apache-jetspeed-230-and
- http://mail-archives.apache.org/mod_mbox/portals-jetspeed-user/201603.mbox/%3CB9165E38-F3D8-496D-8642-8A53FCAC736A%40gmail.com%3EVendor Advisory
- https://portals.apache.org/jetspeed-2/security-reports.html#CVE-2016-2171Patch, Vendor Advisory
- http://haxx.ml/post/140552592371/remote-code-execution-in-apache-jetspeed-230-and
- http://mail-archives.apache.org/mod_mbox/portals-jetspeed-user/201603.mbox/%3CB9165E38-F3D8-496D-8642-8A53FCAC736A%40gmail.com%3EVendor Advisory
- https://portals.apache.org/jetspeed-2/security-reports.html#CVE-2016-2171Patch, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.