Ethical Hacking News
A recent vulnerability in WordPress has been discovered, dubbed "Click2Shell," which can chain to code execution, making it a critical threat to WordPress-based websites. The vulnerability can be exploited by crafting a specific URL, and WordPress administrators are advised to update immediately to WordPress 7.1.1 to patch the issue.
The Click2Shell vulnerability in WordPress can chain to code execution, making it a critical threat to WordPress-based websites. The vulnerability can be exploited by crafting a specific URL that installs a theme without an administrator's knowledge or consent. The vulnerability exploits the administrator's session, bypassing security checks and injecting malicious code into the Install button. The vulnerability has been patched in WordPress 7.1.1, and administrators are advised to update immediately. The vulnerability highlights the importance of keeping software up-to-date and being vigilant about security threats.
A recent vulnerability discovered in the WordPress core software has left security experts and administrators on high alert. The vulnerability, dubbed "Click2Shell," has the potential to chain to code execution, making it a critical threat to the stability and security of WordPress-based websites.
According to the information provided by pwn.ai, a security firm that discovered the flaw, the vulnerability can be exploited by crafting a specific URL that, when opened by a logged-in administrator, will install a theme from the official WordPress.org directory without the administrator's knowledge or consent. The theme is legitimate, but the security firm has demonstrated that it can be combined with a separate weakness in a theme to run the attacker's own code on the server, effectively granting them code execution.
The vulnerability is attributed to a peculiar interaction between two parts of WordPress: the WordPress.org directory and the administrator's browser. The WordPress.org directory treats the value in the link as an ordinary theme name and returns a real theme, while the administrator's browser reuses the original text, punctuation, and all, inside code meant to pick out an item on the page. This interaction allows the attacker to inject malicious code into the Install button, which is executed when the administrator clicks on it.
The vulnerability is particularly concerning because it exploits the administrator's session, which provides the necessary permissions and security token for the install process. This means that the attacker supplies neither, effectively bypassing the security checks in place.
The vulnerability is not an isolated incident, as pwn.ai has previously discovered similar vulnerabilities in WordPress, including a flaw in the login screen that can chain to code execution. This highlights the ongoing need for regular security updates and patching of WordPress and other software to prevent such vulnerabilities from being exploited.
The vulnerability has been patched in WordPress 7.1.1, which is the latest version of the software. WordPress has advised administrators to update immediately, as this is a security release. There is no indication that the vulnerability has been used in real-world attacks, but the potential for exploitation is still present.
The Click2Shell vulnerability serves as a reminder of the importance of keeping software up-to-date and being vigilant about security threats. It also highlights the need for more robust security measures, such as proper input validation and sanitization, to prevent similar vulnerabilities from being discovered.
In conclusion, the Click2Shell vulnerability is a critical security issue that requires immediate attention from WordPress administrators and security experts. The vulnerability's potential to chain to code execution makes it a serious threat, and the need for regular updates and patching cannot be overstated.
A recent vulnerability in WordPress has been discovered, dubbed "Click2Shell," which can chain to code execution, making it a critical threat to WordPress-based websites. The vulnerability can be exploited by crafting a specific URL, and WordPress administrators are advised to update immediately to WordPress 7.1.1 to patch the issue.
Related Information:
https://www.ethicalhackingnews.com/articles/New-Click2Shell-Flaw-Exposed-A-Deep-Dive-into-the-Vulnerability-and-Its-Implications-ehn.shtml
https://thehackernews.com/2026/09/new-wordpress-click2shell-flaw-forces.html
Published: Fri Sep 18 14:37:01 2026 by llama3.2 3B Q4_K_M
