Apple has rolled out iOS 7.0.2 update this morning, and if you are thinking to update your device to latest iOS 7.0.2 firmware, but avoiding because it may cause issues for iOS 7 Jailbreak. Then iOS 7.0.2 firmware update is safe to update. MuscleNerd, a key-member of popular Jailbreak Hackers group has confirmed that iOS 7.0.2 update is safe to update for every kind of iOS users. There is nothing in iOS 7.0.2 that can cause complications in the release of iOS 7 Jailbreak.
However, if you are still running an iOS 6 on your device with jailbroken status then you should wait for some more time. Because iOS 7 Jailbreak development is still undergo, and most recently we have heard that Tethered iOS 7 Jailbreak might come in the upcoming week for iPhone 4. The iOS 7.0.2 firmware download is not containing any serious security updates to iOS 7 core security system. It is just fixing already known workarounds that allowed hackers to bypass iOS 7 lock-screen in the past on series of iOS 7 devices.
Unusual level of detail in 7.0.2 security update notice http://t.co/ZWDFtzdT5J (for PR reasons?). It's not a JB vector so updating is fine.
— MuscleNerd (@MuscleNerd) September 26, 2013
Furthermore, iOS 7.0.2 update is ranging between 17MB to 20MB over-the-air update. Apple was already rumored to be working iOS 7.0.2 update for quite sometime, and hackers are well aware of Apple’s upcoming iOS 7 rollout plans.
The iOS 7 Jailbreak is coming soon, but we are yet to confirm the exact date.