Description
A cross-site scripting vulnerability exists in Citadel versions prior to 994. When a malicious user sends an instant message with some JavaScript code, the script may be executed on the web browser of the victim user.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Citadel | Citadel | prior to 994 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | webcit | No fix yet | — |
| Ubuntu 18.04 LTS | webcit | No fix yet | — |
| Ubuntu 16.04 LTS | webcit | No fix yet | — |