01 Record
CVE-2013-4939
Cross-site scripting (XSS) vulnerability in io.swf in the IO Utility component in Yahoo! YUI 3.0.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
Cross-site scripting (XSS) vulnerability in io.swf in the IO Utility component in Yahoo! YUI 3.0.0 through 3.9.1, as used in Moodle through 2.1.10, 2.2.x before 2.2.11, 2.3.x before 2.3.8, 2.4.x
03 Exploitation and scoring
- 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
- 1.49% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 73.8% of scored records. A rank, not a probability.
- NVD base score
- The NVD has published no score for this record
- NVD CVSS vector
- No NVD score to derive
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-16.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
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.
04 Metadata
- Published
- 2013-07-26 22:00Z13 YR AGO
- Last updated
- 2024-08-06 16:59Z2 YR AGO
- Reserved
- 2013-07-26
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base
- Data version
- 5.1
- Document digest
- be955727ddec0887a7afaa7bdf3ab9460dc0f70e1fcb4bfda467a5016c45989b
05 Affected products
06 References
- moodle.orghttps://moodle.org/mod/forum/discuss.php?d=232496
- git.moodle.orghttp://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-39678
- yuilibrary.comhttp://yuilibrary.com/support/20130515-vulnerability/
- lists.apache.org[zookeeper-dev] 20191107 [jira] [Created] (ZOOKEEPER-3609) Update lib yui-min: 3.1.0 due to security vulnerabilityhttps://lists.apache.org/thread.html/d8b9403dbab85a51255614949938b619bd03b1c944c76c48c6996a0e%40%3Cdev.zookeeper.apache.org%3E
- lists.apache.org[zookeeper-issues] 20191107 [jira] [Created] (ZOOKEEPER-3609) Update lib yui-min: 3.1.0 due to security vulnerabilityhttps://lists.apache.org/thread.html/72837f969cdf9b63a7e7337edd069fa3b3950eea7c997cc2ff61aa0c%40%3Cissues.zookeeper.apache.org%3E