How severe is CVE-2013-1422?

CVE-2013-1422 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2013-1422 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-1422?

CVE-2013-1422 affects Webcalendar Project Webcalendar. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2013-1422?

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

When was CVE-2013-1422 published?

CVE-2013-1422 was published on 2020-02-04 and last updated on 2026-06-16.

CVE-2013-1422

CVE-2013-1422 is a medium-severity vulnerability in Webcalendar Project Webcalendar with a CVSS 3.x base score of 5.3. 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-203.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 2% (73rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-203
Affected product: Webcalendar Project Webcalendar
Published: 2020-02-04
Last modified: 2026-06-16

Description

webcalendar before 1.2.7 shows the reason for a failed login (e.g., "no such user").

Frequently asked questions

What is CVE-2013-1422?: webcalendar before 1.2.7 shows the reason for a failed login (e.g., "no such user").
How severe is CVE-2013-1422?: CVE-2013-1422 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2013-1422 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (73rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-1422?: CVE-2013-1422 affects Webcalendar Project Webcalendar. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2013-1422?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-1422 published?: CVE-2013-1422 was published on 2020-02-04 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:webcalendar_project:webcalendar:*:*:*:*:*:*:*:*

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