Unsupported Software Findernotice of vendor support

Contour end of life dates

The support dates the endoflife.date record (community-maintained) holds for Contour, read on 30 Sep 2026: when security support ends for each version (cycle), when active support ends, and extended support where the record shows it. Below them, what Cyber Essentials, the Essential Eight, CIS Controls v8, PCI DSS and NIST SP 800-53 ask of a version past its end.

Oldest version still in support
1.31, security support to no end date announced
Next end date
none announced in the record
Vendor's own notice
the vendor lifecycle policy for Contour, authoritative; each version below links its own notice where the record carries one
Record
Contour
Kind
server application
Versions in the record
10
Versions past vendor support
7
Essential Eight class
an application outside the priority classes: Patch applications asks for its removal once no longer supported at ML3; at ML1 and ML2 no held Essential Eight clause turns on it.
Source
endoflife.date/contour, community-maintained, MIT licence, read 30 Sep 2026; sources

Contour versions and their support dates

as at 30 Sep 2026
CycleReleasedActive support endsSecurity support endsExtended support endsOn the read dateVendor notice
1.338 Sep 2025not given separatelyno end date announcednone in the recordsupported, no end date announcednone in the record
1.3215 May 2025not given separatelyno end date announcednone in the recordsupported, no end date announcednone in the record
1.316 May 2025not given separatelyno end date announcednone in the recordsupported, no end date announcednone in the record
1.3031 Jul 2024not given separately8 Sep 2025none in the recordpast vendor supportnone in the record
1.297 May 2024not given separately15 May 2025none in the recordpast vendor supportnone in the record
1.2812 Feb 2024not given separately6 May 2025none in the recordpast vendor supportnone in the record
1.2730 Oct 2023not given separately31 Jul 2024none in the recordpast vendor supportnone in the record
1.2629 Aug 2023not given separately7 May 2024none in the recordpast vendor supportnone in the record
1.259 May 2023not given separately12 Feb 2024none in the recordpast vendor supportnone in the record
1.2431 Jan 2023not given separately30 Oct 2023none in the recordpast vendor supportnone in the record

A version this table does not list is not in the record: the finder reads it as unknown, never supported. The dates are the record's own; nothing here states a date the record does not hold.

What the schemes ask of a version past its end

Cyber Essentials
software on in-scope devices licensed and supported by the vendor, meaning it still receives security updates; unsupported software removed or segregated (SU.1, SU.4). Cyber Essentials Plus: removed, or isolated with compensating controls (PM-02).
Essential Eight
An application outside the priority classes: Patch applications asks for its removal once no longer supported at ML3; at ML1 and ML2 no held Essential Eight clause turns on it.
CIS Controls v8, Safeguard 2.2
only software that still receives vendor support may be marked authorised; unsupported software kept for the mission needs a recorded exception with compensating controls and the acceptance of the remaining risk; support status checked at least monthly.
PCI DSS 12.3.4
hardware and software reviewed at least every 12 months: that vendors still supply timely security fixes, end-of-life announcements documented, and a remediation plan for outdated technology approved by senior management.
NIST SP 800-53 SA-22
system components replaced when support is no longer available from the developer, vendor or manufacturer, or alternative sources of continued support provided.

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