CVE-2011-2920

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

2.04% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 81.0% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

NVD analysis status

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2014-02-05 18:00Z12 YR AGO

Last updated

2026-04-02 21:23Z6 MO AGO

Reserved

2011-07-27

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.2

Document digest

4a2afdb0bd46e77b74e2903c6305e6ae3c604beebe6c029c06f506105d94301b

• www.redhat.comhttp://www.redhat.com/support/errata/RHSA-2011-1299.html
• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2011-2920vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=681032
• www.redhat.comhttps://www.redhat.com/archives/spacewalk-announce-list/2011-December/msg00000.html