Cut Through CryptoBetaSubscribe

Storyline

Zcash bug, upgrade, surge

Zcash is navigating a critical counterfeiting vulnerability disclosure while advancing its Ironwood upgrade, driving ZEC price momentum and regulatory scrutiny.

6 entriesThu, Jun 11 – Mon, Jul 13Privacy

Timeline

  1. Mon, Jul 13Latest

    Zcash Orchard Vulnerability Puts Pre-Disclosure Trading Under Regulatory Scrutiny

    A flaw in Zcash's Orchard privacy protocol has placed trading activity that occurred prior to the public disclosure under scrutiny for potential front-running. The episode raises questions about information handling and insider trading exposure for privacy coin protocol vulnerabilities. ZEC's price simultaneously rallied following its inclusion in Forbes' 2026 top ten list, partially offsetting the negative Orchard coverage.

  2. Sun, Jul 12

    Zcash Price Approaches $520 Target Amid Ironwood Upgrade Momentum

    Zcash's price approached a potential $520 target as analysts identified three contributing factors following the confirmed Ironwood upgrade and Zebra 6.0.0 node software release. The price level represents a continuation of the steady buying pressure documented after the protocol update confirmation.

  3. Sat, Jul 11

    Zcash Ironwood Upgrade Confirmed; Zebra 6.0.0 Node Software Released; ZEC Approaches $500

    The Zcash network confirmed its Ironwood upgrade, releasing the Zebra 6.0.0 node software as a major protocol update. Steady buying pressure in ZEC brought a potential $500 breakout level into focus for market observers.

  4. Sat, Jul 4

    Zcash vs Monero: ZEC Outpaces XMR; Ironwood Upgrade Progress and Risks

    ZEC outpaced XMR in on-chain performance metrics despite cooling retail demand, with ZEC recording a 58% price surge. The Zcash Ironwood upgrade progressed with the Zebra 6.0.0 release candidate published, though Shielded Labs warned that further delays could disrupt the upgrade timeline. KuMining separately launched a ZEC cloud mining product targeting renewed interest in the privacy-coin sector.

  5. Wed, Jun 24

    Zcash Counterfeiting Bug Hidden Four Years

    Quantstamp published a breakdown of a counterfeiting vulnerability in Zcash's Orchard shielded pool that remained undetected for four years before disclosure. The bug could have allowed unauthorized token creation within the privacy pool. The disclosure was separate from the previously reported Aztec V4 vulnerability.

  6. Thu, Jun 11

    265,000 ZEC Withdrawn From Exchange; AI Discovers Critical Zcash Counterfeit-Minting Bug

    An entity withdrew 265,000 ZEC tokens (approximately $107 million) from an exchange within two days. Separately, an AI system identified a critical bug in Zcash that could have enabled unlimited counterfeit minting, threatening the integrity of the protocol.