How severe is CVE-2012-1826?

No CVSS score has been assigned to CVE-2012-1826 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by CVE-2012-1826?

CVE-2012-1826 affects the following packages: com.dotcms:dotcms (Maven). Ecosystems affected: Maven.

How do I fix CVE-2012-1826?

Update com.dotcms:dotcms to 1.9.5.1 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2012-1826 is resolved across your whole dependency graph.

How do I detect CVE-2012-1826 in my Maven dependencies?

Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for com.dotcms:dotcms, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

How do I mitigate CVE-2012-1826 if there is no patch (or I can't update yet)?

If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Is CVE-2012-1826 actively exploited in the wild?

No public exploit code has been indexed for CVE-2012-1826 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for CVE-2012-1826?

CVE-2012-1826 has an EPSS (Exploit Prediction Scoring System) score of 2.2%, placing it in the 82th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. This score indicates relatively lower exploitation probability, though the CVSS severity should still guide your patching priority.

What type of vulnerability is CVE-2012-1826?

CVE-2012-1826 is classified as CWE-264 (CWE-264). This weakness type describe the underlying flaw category, which helps determine the potential impact and the right class of mitigation.

When was CVE-2012-1826 published, and has it been updated?

CVE-2012-1826 was published on May 17, 2022 and was last updated on April 12, 2025. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

☕ Maven

Not in CISA KEV

CVE-2012-1826 — dotcms

CVE-2012-1826 is a CWE-264 vulnerability in com.dotcms:dotcms. A fix is available for com.dotcms:dotcms — see the affected versions and patch details below.

dotCMS allows remote authenticated users to execute arbitrary Java code

Published

May 17, 2022

Updated

Apr 12, 2025

Affected

1 pkg

Patched

1 / 1

Exploits

None indexed

Exploitation data as of Nov 3, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗

2.2%probability of exploitation in next 30 days

Lower Risk0.00%

Lower risk than most CVEs82th percentile — riskier than 82% of all scored CVEsHighest risk

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Real-World Exposure

1 pkg affected

☕com.dotcms:dotcms

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

dotCMS 1.9 before 1.9.5.1 allows remote authenticated users to execute arbitrary Java code via a crafted (1) XSLT or (2) Velocity template.

Affected Packages

1 total 1 fixed

Ecosystem	Package	Vulnerable range	Fix
☕Maven	`com.dotcms:dotcms`	≥ 1.9&&< 1.9.5.1	1.9.5.1`com.dotcms:dotcms:1.9.5.1`

Affected Products

1 product · 2 configurations

Application

dotcmsdotcms

2 versions

1.91.9.2.1

Detection & mitigation playbook

Open-source dependency

Detect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for com.dotcms:dotcms, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.
Fix
Update com.dotcms:dotcms to 1.9.5.1 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2012-1826 is resolved across your whole dependency graph.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

Frequently Asked Questions

dotCMS 1.9 before 1.9.5.1 allows remote authenticated users to execute arbitrary Java code via a crafted (1) XSLT or (2) Velocity template.

O3 Security · Impact-Aware SCA

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