01 Record
CVE-2020-15944
An issue was discovered in the Gantt-Chart module before 5.5.5 for Jira. Due to missing validation of user input, it is vulnerable to a persistent XSS attack. An attacker can embed the attack vectors
UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector
02 Description
An issue was discovered in the Gantt-Chart module before 5.5.5 for Jira. Due to missing validation of user input, it is vulnerable to a persistent XSS attack. An attacker can embed the attack vectors
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
- 1.34% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 71.0% of scored records. A rank, not a probability.
- NVD base score
- 5.4 (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:C/C:L/I:L/A:N
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- 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
- 2020-08-04 19:02Z6 YR AGO
- Last updated
- 2024-08-04 13:30Z2 YR AGO
- Reserved
- 2020-07-24
- 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
- ba9edad931c4a6a86402dc8727dbb69530655dde05f686226c07331672feaa3d
05 Affected products
VendorProductVersionsPlatforms
06 References
- marketplace.atlassian.comhttps://marketplace.atlassian.com/apps/28997/gantt-chart-for-jira?hosting=cloud&tab=overview
- www.syss.dehttps://www.syss.de/fileadmin/dokumente/Publikationen/Advisories/SYSS-2020-030.txt
- seclists.org20200804 [SYSS-2020-030]: Jira module "Gantt-Chart for Jira" - Cross-Site Scripting (CWE-79)(CVE-2020-15944)http://seclists.org/fulldisclosure/2020/Aug/1
- packetstormsecurity.comhttp://packetstormsecurity.com/files/158752/Gantt-Chart-For-Jira-5.5.4-Cross-Site-Scripting.html