CVE-2021-20813
Severity Score
6.1
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Cross-site scripting vulnerability in Edit screen of Content Data of Movable Type (Movable Type 7 r.4903 and earlier (Movable Type 7 Series) and Movable Type Advanced 7 r.4903 and earlier (Movable Type Advanced 7 Series)) allows remote attackers to inject arbitrary script or HTML via unspecified vectors.
Una vulnerabilidad de tipo cross-site scripting en la pantalla Edit de Content Data de Movable Type (Movable Type 7 versiones r.4903 y anteriores (Movable Type 7 Series) y Movable Type Advanced 7 versiones r.4903 y anteriores (Movable Type Advanced 7 Series)), permite a atacantes remotos inyectar script arbitrario o HTML por medio de vectores no especificados.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2020-12-17 CVE Reserved
- 2021-08-26 CVE Published
- 2024-08-03 CVE Updated
- 2024-08-29 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CAPEC
References (2)
| URL | Tag | Source |
|---|---|---|
| https://jvn.jp/en/jp/JVN97545738/index.html | Third Party Advisory |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://movabletype.org/news/2021/08/mt-780-681-released.html | 2021-09-01 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Sixapart Search vendor "Sixapart" | Movable Type Search vendor "Sixapart" for product "Movable Type" | >= 7.0 < 7.8.0 Search vendor "Sixapart" for product "Movable Type" and version " >= 7.0 < 7.8.0" | - |
Affected
| ||||||
| Sixapart Search vendor "Sixapart" | Movable Type Search vendor "Sixapart" for product "Movable Type" | >= 7.0 < 7.8.0 Search vendor "Sixapart" for product "Movable Type" and version " >= 7.0 < 7.8.0" | advanced |
Affected
| ||||||