Exploitation evidence
Known exploited · CISA KEV listed
Added 2025-07-07. Ransomware campaign use: Unknown.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA due date: 2025-07-28. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
Rails / https://github.com/rails/rails
Default status: Not specified
- affected: 5.2.2.1
- affected: 5.1.6.2
- affected: 5.0.7.2
- affected: 4.2.11.1
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
CVE Program record ↗ · Download tracked evidence as JSON
- https://www.exploit-db.com/exploits/46585/
- http://packetstormsecurity.com/files/152178/Rails-5.2.1-Arbitrary-File-Content-Disclosure.html
- http://www.openwall.com/lists/oss-security/2019/03/22/1
- https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/
- https://groups.google.com/forum/#%21topic/rubyonrails-security/pFRKI96Sm8Q
- https://lists.debian.org/debian-lts-announce/2019/03/msg00042.html
- https://access.redhat.com/errata/RHSA-2019:0796
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00011.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y43636TH4D6T46IC6N2RQVJTRFJAAYGA/
- https://access.redhat.com/errata/RHSA-2019:1149
- https://access.redhat.com/errata/RHSA-2019:1147
- https://access.redhat.com/errata/RHSA-2019:1289
- https://web.archive.org/web/20190313201629/https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-5418
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.98507,
"percentile": 0.99921
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.98507,
"percentile": 0.9992
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.98507,
"percentile": 0.9992
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.98507,
"percentile": 0.9992
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.98507,
"percentile": 0.9992
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.98507,
"percentile": 0.9992
}06 Nov 2026, 12:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
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}05 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
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}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
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}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
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"epss": 0.98507,
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}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.98507,
"percentile": 0.9992
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
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"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://web.archive.org/web/20190313201629/https://weblog.rubyonrails.org/2019/3/13/Rails-4-2-5-1-5-1-6-2-have-been-released/ ; https://nvd.nist.gov/vuln/detail/CVE-2019-5418",
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