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CVE Record

CVE-2019-20058: Bolt 3.7.0, if Symfony Web Profiler is used, allows XSS because unsanitized search?search= input is shown o...

Bolt 3.7.0, if Symfony Web Profiler is used, allows XSS because unsanitized search?search= input is shown on the _profiler page. NOTE: this is disputed because profiling was never intended for use in production. This is related to CVE-2018-12040

UnknownCVSS not scoredNot KEV-listedUpdated
Glexia's TakeAutomated analysislow

Security readout for executives and security teams

Plain-English summary

This CVE describes a cross-site scripting risk in Bolt 3.7.0 when Symfony Web Profiler is enabled. Search input may appear unsanitized on a profiler page. The issue is disputed because the profiler was not intended for production use, so business urgency depends on whether debug/profiler tooling is exposed.

Executive priority

Treat this as a configuration-sensitive exposure review, not an emergency, unless profiler routes are publicly reachable. Prioritize confirming production debug tooling is disabled and documenting any exposed Bolt 3.7.0 instances.

Technical view

Bolt 3.7.0 can reflect unsanitized search?search= input into the Symfony _profiler page when the profiler is used. The record relates it to CVE-2018-12040. No CVSS, CWE, patch, or confirmed affected CPE data is provided in the bundle.

Likely exposure

Exposure is likely limited to Bolt 3.7.0 deployments where Symfony Web Profiler is enabled and reachable by untrusted users. Production systems with profiler/debug routes disabled or access-controlled are less likely to be affected.

Exploitation context

The supplied sources do not show active exploitation, and the CVE is not in KEV. The issue requires the profiler page to process or display a crafted search value, but source evidence is too limited to assess exploit maturity.

Researcher notes

The public record is sparse and disputed. The key condition is Bolt 3.7.0 plus Symfony Web Profiler use. Avoid broad product conclusions beyond that. No source in the bundle names a patch, CVSS score, CWE, or active exploitation.

Mitigation direction

  • Disable Symfony Web Profiler and debug tooling in production.
  • Restrict access to _profiler routes to trusted administrators only.
  • Check Bolt and Symfony guidance for supported upgrade or configuration recommendations.
  • Review production configuration for accidental dev-mode or profiler exposure.

Validation and detection

  • Inventory any public or internal Bolt 3.7.0 deployments.
  • Confirm Symfony Web Profiler is disabled on production systems.
  • Verify _profiler routes are not internet-accessible.
  • Review configuration for debug, profiler, and environment-mode settings.
  • Check logs for unexpected access to profiler pages.
Prepared
Confidence
medium
Sources
3

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

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CVE-2019-20058 mapping review

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Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.