Servers and applications
CVE-2011-1209
IBM WebSphere Application Server (WAS) 6.1 before 6.1.0.39 and 7.0 before 7.0.0.17 uses a weak WS-Security XML encryption algorithm, which makes it easier for remote attackers to obtain plaintext data from a (1) JAX-RPC or (2) JAX-WS Web Services request via unspecified vectors related to a "decryption attack."
- Severity
- Medium 4.3
- Published
- 4 May 2011
- Last changed
- 16 Jun 2026
- Added to UpHeron
- 1 Nov 2026
- Exploit chance
- 0.7% in the next 30 daysHigher than 52% of CVEs. EPSS by FIRST, 13 Nov 2026
- Weakness
- CWE-310
- Attack
- Over the network · No login needed
- Attacker can
- Read some data
- CVSS vector
AV:N/AC:M/Au:N/C:P/I:N/A:N- Sources
- NVD
Affected software
| Software | Affected versions |
|---|---|
IBM WebSphere Application ServerServers and applications · cpe:a:ibm:websphere_application_server |
All 45 release lines
|