Malicious code in zwcalx5 (RubyGems)
--- _-= Per source details. Do not edit below this line.=-_ ## Source: ghsa-malware (e98796c89f66768816dc3eddd5dbe09779aaf50539c72b345702b7bb38a38098) --- Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/zwcalx5/MAL-2026-9848.json))
AI Analysis
Technical Summary
The 'zwcalx5' RubyGem at version 0.0.489 is flagged as a malicious package by the OpenSSF and recorded in the GCVE database under MAL-2026-9848. This indicates that the package contains intentionally harmful code, posing a risk to users who install or use this specific version. No further technical details or vulnerability classifications are provided, and no patches or fixes are noted.
Potential Impact
Users who install or use the 'zwcalx5' RubyGem version 0.0.489 may be exposed to malicious code execution or other harmful effects inherent to the package. The exact impact is not detailed, but the presence of malicious code in a package can lead to compromise of systems or data where the package is deployed.
Mitigation Recommendations
Avoid using the 'zwcalx5' RubyGem version 0.0.489. Since no patch or fixed version is indicated, the recommended action is to remove or not install this package version. Monitor official RubyGems sources and the OpenSSF malicious packages repository for updates or safer alternatives.
Malicious code in zwcalx5 (RubyGems)
Description
--- _-= Per source details. Do not edit below this line.=-_ ## Source: ghsa-malware (e98796c89f66768816dc3eddd5dbe09779aaf50539c72b345702b7bb38a38098) --- Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9fbb5fba02ba2f02395d3d2d43c31b2c482b7a9d/osv/malicious/rubygems/zwcalx5/MAL-2026-9848.json))
Affected software
Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The 'zwcalx5' RubyGem at version 0.0.489 is flagged as a malicious package by the OpenSSF and recorded in the GCVE database under MAL-2026-9848. This indicates that the package contains intentionally harmful code, posing a risk to users who install or use this specific version. No further technical details or vulnerability classifications are provided, and no patches or fixes are noted.
Potential Impact
Users who install or use the 'zwcalx5' RubyGem version 0.0.489 may be exposed to malicious code execution or other harmful effects inherent to the package. The exact impact is not detailed, but the presence of malicious code in a package can lead to compromise of systems or data where the package is deployed.
Mitigation Recommendations
Avoid using the 'zwcalx5' RubyGem version 0.0.489. Since no patch or fixed version is indicated, the recommended action is to remove or not install this package version. Monitor official RubyGems sources and the OpenSSF malicious packages repository for updates or safer alternatives.
Technical Details
- Gcve Source
- db.gcve.eu
- Osv Id
- MAL-2026-9848
- Osv Schema Version
- 1.7.4
- Aliases
- ["GHSA-j943-6vrq-m4gj"]
- Ecosystems
- ["RubyGems"]
- Database Specific Severity
- null
- Cvss Version
- null
Threat ID: 6a5ba1c644ab8fbf7c79a492
Added to database: 07/18/2026, 15:54:46 UTC
Last enriched: 07/18/2026, 16:42:36 UTC
Last updated: 07/28/2026, 04:25:17 UTC
Views: 9
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
External Links
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.