How severe is CVE-2014-125112?

CVE-2014-125112 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2014-125112 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-125112?

CVE-2014-125112 affects Miyagawa Plack. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-125112?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2014-125112 have an EU (EUVD) identifier?

Yes. CVE-2014-125112 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2014-9820.

When was CVE-2014-125112 published?

CVE-2014-125112 was published on 2026-03-26 and last updated on 2026-06-17.

CVE-2014-125112

CVE-2014-125112 is a critical-severity vulnerability in Miyagawa Plack with a CVSS 3.x base score of 9.8. 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-565.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (53rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2014-9820
Weakness: CWE-565
Affected product: Miyagawa Plack
Published: 2026-03-26
Last modified: 2026-06-17

Description

Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution. Plack::Middleware::Session::Cookie versions through 0.21 has a security vulnerability where it allows an attacker to execute arbitrary code on the server during deserialization of the cookie data, when there is no secret used to sign the cookie.

Frequently asked questions

What is CVE-2014-125112?: Plack::Middleware::Session::Cookie versions through 0.21 for Perl allows remote code execution. Plack::Middleware::Session::Cookie versions through 0.21 has a security vulnerability where it allows an attacker to execute arbitrary code on the server during deserialization of the cookie data, when there is no secret used to sign the cookie.
How severe is CVE-2014-125112?: CVE-2014-125112 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2014-125112 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (53rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-125112?: CVE-2014-125112 affects Miyagawa Plack. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-125112?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2014-125112 have an EU (EUVD) identifier?: Yes. CVE-2014-125112 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2014-9820.
When was CVE-2014-125112 published?: CVE-2014-125112 was published on 2026-03-26 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:miyagawa:plack\:\:middleware\:\:session\:\:cookie:*:*:*:*:*:perl:*:*

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