Cisco Stock News Today (Dec. 18, 2025): CSCO Rises as Wall Street Lifts Targets—But a Critical Zero‑Day Cyber Alert Adds Risk
Cisco Systems, Inc. (NASDAQ: CSCO) is back in the spotlight on December 18, 2025—this time for a mix of market optimism and headline risk. Shares are higher on the day as investors digest fresh analyst target increases and reaffirmed “Overweight” positioning from Morgan Stanley, while the company simultaneously faces intense attention from the cybersecurity community after warnings that China-linked attackers are actively exploiting an unpatched, maximum-severity issue in Cisco Secure Email products. TipRanks+2TechCrunch+2 For investors, the story isn’t just about today’s price action. It’s about how Cisco’s growth narrative—AI networking demand, improving fundamentals, and shareholder returns—stacks up against operational and