What type of software vulnerability allows attackers to inject malicious client-side scripts into web pages viewed by other users, bypassing browser security controls? MCQ with Answer and Explanation
What type of software vulnerability allows attackers to inject malicious client-side scripts into web pages viewed by other users, bypassing browser security controls?
A. Buffer Overflow
B. SQL Injection
C. Cross-Site Scripting (XSS)
D. Zero-Day Exploit
Answer: Option C
Solution (By JKSSB Mock Tests)
XSS vulnerabilities occur when web applications include unvalidated data in web outputs, allowing threat actors to inject malicious scripts into a victim's browser session.
What component of an antivirus system isolates infected or highly suspicious files in a protected, inaccessible directory to prevent them from executing or spreading code?
Explanation:
Antivirus programs move flagged files into a quarantine vault, isolating them from the rest of the filesystem to neutralize potential threats.
Explanation:
In a man-in-the-middle attack, the attacker secretly intercepts and possibly alters the communication between two parties who believe they are directly communicating with each other.
Explanation:
Spear phishing is a highly targeted form of phishing where attackers personalize their messages to a specific individual or group to increase the likelihood of success.
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