CVE-2013-4691: Sencha Labs Connect has XSS with connect.methodOverride()

Routine

MEDIUM 6.1MITIGATE

CVE-2013-4691 is a medium-severity flaw (CVSS 6.1) affecting connect. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Sencha Labs Connect has XSS with connect.methodOverride()

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 49%)
CISA exploited list	No
Weakness	CWE-79
Published	2019-12-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: sencha

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-12-27 16:15 UTCPublished CVE record published
2026-06-16 23:57 UTCUpdated Record last modified

sencha connect MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls connect

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2013-4691?

connect: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2013-4691 being exploited?

CVE-2013-4691 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2013-4691 affect?

CVE-2013-4691 affects connect. Severity is medium (CVSS 6.1). Sencha Labs Connect has XSS with connect.methodOverride()

How urgent is CVE-2013-4691?

Priority 34/100. No elevated risk signals yet.

Related CVEs

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CVE-2026-27243 CRITICAL 9.3 UPGRADE UPGRADE Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulner
CVE-2026-27245 CRITICAL 9.3 UPGRADE UPGRADE Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulner
CVE-2026-21331 MEDIUM 6.1 UPGRADE UPGRADE Adobe Connect versions 2025.3, 12.10 and earlier are affected by a reflected Cross-Site Scripting (XSS) vulner

References

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