Sony Xperia Xperia 1 III End of Life Date
Sony Xperia Xperia 1 III end-of-life date, support status, and CVE risk. Data from endoflife.date and official vendor documentation.
Sony Xperia 1-iii was released on August 25, 2021 and support ended on July 1, 2023 — a supported lifespan of 1 year and 10 months, shorter than the 2 years and 7 months median for Sony Xperia releases. It has been without security patches for 3 years and 1 month. 6 newer Sony Xperia releases have shipped since.
| Version | Latest | EOL Date | Status |
|---|---|---|---|
| Xperia L3 | — | Dec 1, 2020 | EOL |
| Xperia 10 | — | Oct 1, 2021 | EOL |
| Xperia 10 Plus | — | Oct 1, 2021 | EOL |
| Xperia 1 | — | Oct 1, 2021 | EOL |
| Xperia 5 | — | Oct 1, 2021 | EOL |
| Xperia L4 | — | Jan 1, 2022 | EOL |
| Xperia 10 II | — | Mar 1, 2022 | EOL |
| Xperia 1 II | — | Jun 1, 2022 | EOL |
What does Sony Xperia Xperia 1 III end of life mean?
When Sony Xperia Xperia 1 III reaches end of life, the maintainers stop issuing security patches for this version. CVEs discovered after the EOL date are publicly disclosed on the National Vulnerability Database with no patch available. Exploit code frequently appears on GitHub within days of disclosure.
The CVE blind spot: Most vulnerability scanners check for known CVEs but do not flag the ongoing accumulation of unpatched vulnerabilities in EOL software versions. Running Sony Xperia Xperia 1 III past its EOL date creates a permanently growing attack surface that standard security tooling will not surface.
Migrate to Sony Xperia Xperia 10 VII or implement compensating controls — network segmentation, enhanced monitoring, restricted access — while migration is underway.