News

This is a notice from the Information Security Office to alert you to a critical vulnerability that impacts WordPress, a common website management platform[1]. Please share this alert internally with IT admins and service owners who run the product so they are aware and know what actions to take to address this vulnerability.

SUMMARY

This is a follow-up to a notice alerting you to a critical vulnerability affecting sites running the Drupal Content Management System [1]. Please share this alert internally with IT admins and service owners who run the product so they are aware and know what actions to take to address this vulnerability. 

SUMMARY

ISO is aware of an upcoming critical security update that affects Drupal core. The Drupal Security Team has issued a heads-up (PSA-2026-05-18) about a highly critical security update coming out for Drupal core[1].

For a security flaw within the core architecture of Drupal which does not require authentication and could allow attackers to potentially build exploits.

To the UCB-Security community, 

This is a notice from the Information Security Office to alert you to a critical vulnerability that impacts NGINX Plus and NGINX Open. Please share this alert internally with IT admins and service owners who run the product so they are aware and know what actions to take to address this vulnerability.

To the UCB-Security community, 

This is a notice from the Information Security Office to alert you to critical vulnerabilities that impact Linux systems. Please share this alert internally with IT admins and service owners who run Linux so they are prepared to take action when patches become available.

This is a preliminary announcement. More information will follow when we have it.

SUMMARY

A critical double-free vulnerability in Apache HTTP Server's HTTP/2 module is vulnerable to unauthenticated Remote Code Execution (RCE) and Denial of Service (DoS) attacks. [1]

IMPACT

Attackers can potentially execute arbitrary code remotely by exploiting this vulnerability or conduct Denial of Service attacks by continually crashing Apache worker processes. .

May 8, 2026

Access to bCourses has been restored. Please be aware that you may experience intermittent performance as the bCourses platform stabilizes. Please refer to the RTL News page for more information.

If you encounter any further issues with Canvas or receive any suspicious messages, as always,  contact us at security@berkeley.edu.

May 7, 2026

To the UCB-Security community, 

This is a notice from the Information Security Office to alert you to a critical vulnerability that impacts Linux systems running unpatched kernels after 4.14[1]. Please share this alert internally with IT admins and service owners who run Linux so they are prepared to take action when patches become available.

This is a preliminary announcement. More information will follow when we have it.

This hoax phishing email sends the recipient an invitation using popular invitation apps. It may be from an unknown sender, or even a known sender with a compromised email account.

What makes this a phishing message?

Unknown senders, will contact faculty posing as real individuals and make specific inquiries regarding their work or publications

The messages could have subject lines similar to any of the following:

• A question about . . .
• A short note after reading your work
• Curious about your work

What makes this a phishing message?

Unknown senders, will contact faculty , usually from a @gmail.com address, and offer assistance writing and editing a professional Wikipedia page.

The messages could have subject lines similar to any of the following:

This phony email is allegedly from a UC Berkeley professor, offering a fake internship scam if the applicant would provide additional details.

One of the items they will require is a scan of the applicant's Cal-1 ID card. The Cal-1 card should be handled like any other sensitive document (credit card, driver's license, etc.). You should never be asked to email it to a prospective UCB recruiter.

This phony email is allegedly from a campus department regarding new salary details or a financial bonus.

The message will request you follow a link and enter your CalNet username and password, and often personal cell phone number for your new salary or compensation details.

A default setting in bCal may allow anyone from the internet to add you to a Google Calendar invite. This is being used to create fake spam meetings or include potentially malicious links or attachments. Any links included are as dangerous as the ones that would have been included in a phishing email.

What makes this a phishing message?

This fake email is allegedly from a campus member and offers to generously give away musical instruments or sometimes welding tools if only the recipient will pay for shipping.

They will recommend a moving company who will ask you to send money via Zelle, PayPal, or another digital wallet app, wire money, or pay with prepaid debit cards.