| Package | Affected versions | Patched versions |
|---|---|---|
| http server | < 2.4.54 | 2.4.54 |
Apache HTTP Server 2.4.53 and earlier may not send the X-Forwarded-* headers to the origin server based on client side Connection header hop-by-hop mechanism. This may be used to bypass IP based authentication on the origin server/application.
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