How severe is CVE-2012-1835?

CVE-2012-1835 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2012-1835 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2012-1835?

CVE-2012-1835 primarily affects Timely All-in-one Event Calendar. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2012-1835?

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

When was CVE-2012-1835 published?

CVE-2012-1835 was published on 2012-08-14 and last updated on 2026-06-16.

CVE-2012-1835

CVE-2012-1835 is a medium-severity vulnerability in Timely All-in-one Event Calendar with a CVSS 2.0 base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Timely All-in-one Event Calendar
Published: 2012-08-14
Last modified: 2026-06-16

Description

Multiple cross-site scripting (XSS) vulnerabilities in the All-in-One Event Calendar plugin 1.4 and 1.5 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) title parameter to app/view/agenda-widget-form.php; (2) args, (3) title, (4) before_title, or (5) after_title parameter to app/view/agenda-widget.php; (6) button_value parameter to app/view/box_publish_button.php; or (7) msg parameter to /app/view/save_successful.php.

Frequently asked questions

What is CVE-2012-1835?: Multiple cross-site scripting (XSS) vulnerabilities in the All-in-One Event Calendar plugin 1.4 and 1.5 for WordPress allow remote attackers to inject arbitrary web script or HTML via the (1) title parameter to app/view/agenda-widget-form.php; (2) args, (3) title, (4) before_title, or (5) after_title parameter to app/view/agenda-widget.php; (6) button_value parameter to app/view/box_publish_button.php; or (7) msg parameter to /app/view/save_successful.php.
How severe is CVE-2012-1835?: CVE-2012-1835 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-1835 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 9% (95th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-1835?: CVE-2012-1835 primarily affects Timely All-in-one Event Calendar. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-1835?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-1835 published?: CVE-2012-1835 was published on 2012-08-14 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:timely:all-in-one_event_calendar:1.4:*:*:*:*:*:*:*
cpe:2.3:a:timely:all-in-one_event_calendar:1.5:*:*:*:*:*:*:*

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