How severe is CVE-2011-1497?

CVE-2011-1497 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2011-1497 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-1497?

CVE-2011-1497 affects Rubyonrails Rails. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2011-1497?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-1497 published?

CVE-2011-1497 was published on 2021-10-19 and last updated on 2026-06-16.

CVE-2011-1497

CVE-2011-1497 is a medium-severity vulnerability in Rubyonrails Rails with a CVSS 3.x base score of 6.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Rubyonrails Rails
Published: 2021-10-19
Last modified: 2026-06-16

Description

A cross-site scripting vulnerability flaw was found in the auto_link function in Rails before version 3.0.6.

Frequently asked questions

What is CVE-2011-1497?: A cross-site scripting vulnerability flaw was found in the auto_link function in Rails before version 3.0.6.
How severe is CVE-2011-1497?: CVE-2011-1497 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2011-1497 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-1497?: CVE-2011-1497 affects Rubyonrails Rails. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2011-1497?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-1497 published?: CVE-2011-1497 was published on 2021-10-19 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:rubyonrails:rails:*:*:*:*:*:*:*:*

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