CVE-2021-35440
Description
Smashing 1.3.4 is vulnerable to Cross Site Scripting (XSS). A URL for a widget can be crafted and used to execute JavaScript on the victim's computer. The JavaScript code can then steal data available in the session/cookies depending on the user environment (e.g. if re-using internal URL's for deploying, or cookies that are very permissive) private information may be retrieved by the attacker.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
smashingRubyGems | < 1.3.5 | 1.3.5 |
Affected products
2- Smashing/Smashingdescription
Patches
Vulnerability mechanics
No source-code context for this CVE — mechanics is only generated when we can read the actual fix diff. Without that, the four sections (root cause, attack vector, affected code, fix) would be speculation rather than analysis.
References
7- github.com/advisories/GHSA-254j-mmc5-qhpxghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2021-35440ghsaADVISORY
- github.com/Smashing/smashing/blob/ad7325f159f89854ca4e7d94e7be9bee507b6d46/CHANGELOG.mdghsax_refsource_MISCWEB
- github.com/Smashing/smashing/pull/186ghsax_refsource_MISCWEB
- github.com/Smashing/smashing/pull/186mitrex_refsource_MISC
- github.com/Smashing/smashing/pull/186/commits/f4648137ae77aa2a9ccd14b2e6eeaed2cfb32da3ghsaWEB
- github.com/rubysec/ruby-advisory-db/blob/master/gems/smashing/CVE-2021-35440.ymlghsaWEB
News mentions
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