Critical severity9.8NVD Advisory· Published Feb 7, 2020· Updated Jun 17, 2026
CVE-2019-17268
CVE-2019-17268
Description
The omniauth-weibo-oauth2 gem 0.4.6 for Ruby, as distributed on RubyGems.org, included a code-execution backdoor inserted by a third party. Versions through 0.4.5, and 0.5.1 and later, are unaffected.
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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 |
|---|---|---|
omniauth-weibo-oauth2RubyGems | >= 0.4.6, < 0.5.1 | 0.5.1 |
Affected products
2- Ruby/omniauth-weibo-oauth2 gemdescription
Patches
Vulnerability mechanics
References
5- diff.coditsu.io/diffs/09a05c37-1b34-49e1-ac94-d4dda40d1ad1nvdPatchThird Party AdvisoryWEB
- github.com/beenhero/omniauth-weibo-oauth2/issues/36nvdPatchThird Party AdvisoryWEB
- github.com/advisories/GHSA-vr22-43gj-rx3fghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2019-17268ghsaADVISORY
- github.com/rubysec/ruby-advisory-db/blob/master/gems/omniauth-weibo-oauth2/CVE-2019-17268.ymlghsaWEB
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