Warning: Some posts on this platform may contain adult material intended for mature audiences only. Viewer discretion is advised. By clicking ‘Continue’, you confirm that you are 18 years or older and consent to viewing explicit content.
# DO NOT OPEN THE “LEGAL” PAGE — lemmy.world is a victim of an XSS attack right
now and the hacker simply injected a JavaScript redirection into the sidebar. It
appears the Lemmy backend does not escape HTML in the main sidebar. Not sure if
this is also true for community sidebars.
[https://sh.itjust.works/pictrs/image/707c0f16-3d5c-4888-b865-34228d968ee6.png]
EDIT: the exploit is also in the tagline that appears on top of the main feed
for status updates, like the following one for SDF Chatter:
[https://sh.itjust.works/pictrs/image/2dc8838f-4611-4b62-92d2-ab45d7b1c560.png]
[https://sh.itjust.works/pictrs/image/9195ec9c-166e-4190-a991-26d218089602.png]
EDIT 2: The legal information field also has that exploit, so that when you go
to the “Legal” page it shows the HTML unescaped, but fortunately (for now) he’s
using double-quotes. "legal_information":" ![\"
onload=\"if(localStorage.getItem(`h`) != `true`){document.body.innerHTML =
`\u003Ch1\u003ESite has been seized by Reddit for copyright
infringment\u003C\u002Fh1\u003E`; setTimeout(() =\u003E {window.location.href =
`https:\u002F\u002Flemmy.world\u002Fpictrs\u002Fimage\u002F7aa772b7-9416-45d1-805b-36ec21be9f66.mp4`},
10000)}\"](https:\u002F\u002Flemmy.world\u002Fpictrs\u002Fimage\u002F66ca36df-4ada-47b3-9169-01870d8fb0ac.png
\"lw\")
You are one of the best admins I’ve met in my coupla decades of internet usage. I love ya work mate and if you ever want a hand from a fellow sysadmin hit me up.
You are one of the best admins I’ve met in my coupla decades of internet usage. I love ya work mate and if you ever want a hand from a fellow sysadmin hit me up.
aww thanks 😇