RubyGems 2.7.6 addresses several flaws and implements some improvements

The RubyGems 2.7.6 update released last week for RubyGems includes several security improvements and addresses several types of vulnerabilities.

The new RubyGems 2.7.6 release addresses several vulnerabilities in Ruby Gems and implements several security improvements.

The updates prevent path traversal when writing to a symlinked basedir outside of the root and during gem installation.

The updates also address a cross-site scripting (XSS) vulnerability in the homepage attribute when displayed via gem server and an Unsafe Object Deserialization issue in gem owner.

The new RubyGems release raises a security error when there are duplicate files in a package and enforce URL validation on spec homepage attribute.

To update to the latest RubyGems you can run:

gem update --system

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Pierluigi Paganini

(Security Affairs – RubyGems, security)

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Pierluigi Paganini

Pierluigi Paganini is member of the ENISA (European Union Agency for Network and Information Security) Threat Landscape Stakeholder Group and Cyber G7 Group, he is also a Security Evangelist, Security Analyst and Freelance Writer. Editor-in-Chief at "Cyber Defense Magazine", Pierluigi is a cyber security expert with over 20 years experience in the field, he is Certified Ethical Hacker at EC Council in London. The passion for writing and a strong belief that security is founded on sharing and awareness led Pierluigi to find the security blog "Security Affairs" recently named a Top National Security Resource for US. Pierluigi is a member of the "The Hacker News" team and he is a writer for some major publications in the field such as Cyber War Zone, ICTTF, Infosec Island, Infosec Institute, The Hacker News Magazine and for many other Security magazines. Author of the Books "The Deep Dark Web" and “Digital Virtual Currency and Bitcoin”.