Description
In all versions of Eclipse Web Tools Platform through release 3.18 (2020-06), XML and DTD files referring to external entities could be exploited to send the contents of local files to a remote server when edited or validated, even when external entity resolution is disabled in the user preferences.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| The Eclipse Foundation | Eclipse Web Tools Platform | 1.0 to 3.18 | — |
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.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | eclipse-wtp | 3.18-1 | — |
| Debian 12 | eclipse-wtp | 3.18-1 | — |
| Debian 9 | eclipse-wtp | 3.6.3-3+deb9u1 | DLA-2404-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | eclipse-wtp | No fix yet | — |
| Ubuntu 16.04 LTS | eclipse-wtp | No fix yet | — |
Advisories 1
- DLA-2404-1 eclipse-wtp - security update Debian Security (DSA / DLA) · Mar 9, 2026