Any strong claims made by news outlets are journalistic rather than scientific.
The linked article is pretty cautious, and reflects the researchers' position rather well. Other stories have gone a little further: Sky News, for example Signs of alien life detected on Venus --
Microbes unlike any life on Earth could be thriving high in the clouds of Venus, ...
The detection of phosphine is not conclusive evidence of life on Venus; it simply indicates that there are unknown chemical pathways on the planet that are producing it. While these may be biological in nature, they also may not be. Therefore, the discovery might be evidence of life on Venus.
What the article claims
I should start by noting that the ...