Varnish HTTP Cache¶
What is happening¶
2022-08-09 - Denial of Service Vulnerability¶
Varnish Cache releases 7.0 and 7.1 suffer from a Denial of Service vulnerability. Please see VSV00009 Varnish Denial of Service Vulnerability for more information.
2022-08-09 - Security releases: 7.1.1 and 7.0.3¶
2022-03-15 - Varnish 7.1.0 is released¶
Our bi-annual “fresh” release is here: Varnish Cache 7.1.0
The 6.6 series is no longer supported in any capacity.
2022-01-25 - HTTP/1 Request Smuggling Vulnerability¶
All supported versions of Varnish suffer from a request smuggling vulnerability on HTTP/1 connections. Please see VSV00008 Varnish HTTP/1 Request Smuggling Vulnerability for more information.
2022-01-25 - Security releases: 6.0.10, 7.0.2 and 6.6.2¶
2021-11-24 - Varnish 6.0.9 is released¶
Varnish 6.0.9 has been released and can be found here: Varnish Cache 6.0.9
This maintenance release is recommended for all users of the 6.0 LTS and contains several bug fixes.
2021-11-23 - Varnish 7.0.1 is released¶
Varnish 7.0.1 has been released and can be found here: Varnish Cache 7.0.1
This is a maintenance release to correct some bugs that got into the 7.0.0 release.
2021-09-15 - Varnish 7.0.0 is released¶
Our bi-annual “fresh” release is here: Varnish Cache 7.0.0
The 6.5 series is no longer supported in any capacity.
(The 2022-03-15 release is likely to be 8.0.0)
2021-08-17 - Open Source parallel ESI for varnish-cache¶
we have released a Varnish Delivery Processor (VDP) for parallel ESI processing, which can deliver relevant speedups where portions of ESI-processed objects are not served from cache.
Read The pESI Announcement for more details.
2021-07-13 - HTTP/2 Request Smuggling Vulnerability¶
All supported versions of Varnish suffer from a request smuggling vulnerability when the HTTP/2 support is enabled. Please see VSV00007 Varnish HTTP/2 Request Smuggling Attack for more information.
2021-07-13 - Security releases: 6.0.8, 6.6.1 and 6.5.2¶
2021-07-13 - Varnish 6.0.8 is released¶
We are happy to announce the release of Varnish Cache 6.0.8.
This combined maintenance and security release is recommended for all users of the 6.0 LTS and contains several bug fixes, improvements and new features. More information is available in the Change log
2021-03-16 - Denial of Service in varnish-modules¶
Some versions of the separate varnish-modules bundle allow for a
potential denial of service attack when the
header.copy() functions are used.
Please see VSV00006 varnish-modules Denial of Service.
2021-03-15 - Varnish 6.6.0 is released¶
Our bi-annual “fresh” release is here: Varnish Cache 6.6.0
(The 2021-09-15 release is likely to be 7.0.0)
2020-11-06 - Varnish 6.0.7 is released¶
We are happy to announce the release of Varnish Cache 6.0.7.
This maintenance release is recommended for all users of the 6.0 LTS and contains several bug fixes, improvements and new features. More information is available in the Change log
2020-09-25 - Varnish 6.5.1 is released¶
When preparing the 6.5.0 release, it was forgotten to bump the VRT_MAJOR_VERSION number defined in the vrt.h include file. This major version bump is needed due to the API and ABI changes as part of the release, to make sure that VMODs are not allowed used if they were compiled for the wrong Varnish version.
This has been fixed in the Varnish Cache 6.5.1 release.
2020-09-15 - Varnish 6.5.0 is released¶
Come and get it… Varnish Cache 6.5.0
2020-03-16 - Varnish 6.4.0 is released¶
Our bi-annual “fresh” release Varnish Cache 6.4.0
2020-02-04 - Security Advisory: Denial of Service¶
All supported versions of Varnish suffer from a denial of service attack when using the Proxy Protocol version 2. Please see VSV00005.
2020-02-04 - Security releases: 6.0.6, 6.2.3 and 6.3.2¶
Varnish versions 6.0.6, 6.2.3 and 6.3.2 are now available. See VSV00005 for details.
Package repository status¶
The official Linux (apt/yum) package repositories are now located at Packagecloud.io. A list of all available repositories can be found at: https://packagecloud.io/varnishcache
For more details on packages, see Releases & Downloads
You can access the varnish-cache homepages with HTTP or HTTPS as you like.
We save the logfiles from our Varnish instance for a limited period, in order to be able to debug problems.
We do not use any external trackers and do not analyze traffic.