An XSS vulnerability exists in framework/views/errorHandler/exception.php in Yii…
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub. Impact type from CWE-79.
Summary
An XSS vulnerability exists in framework/views/errorHandler/exception.php in Yii Framework 2.0.12 affecting the exception screen when debug mode is enabled, because $exception->errorInfo is mishandled.
Why it matters now
EPSS 0.00832 57th percentileScored 2026-11-07
Fix Fixed yiisoft/yii2-dev (Packagist): 2.0.13yiisoft/yii2 (Packagist): 2.0.13
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | yiisoft/yii2-dev (Packagist) | 2.0.12 to before 2.0.13 | 2.0.13 | Patch available | GHSA-4c64-w8fg-xcq2 |
| — | yiisoft/yii2 (Packagist) | 2.0.12 to before 2.0.13 | 2.0.13 | Patch available | GHSA-4c64-w8fg-xcq2 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- yiisoft/yii2-dev (Packagist) Vendor— Affected 2.0.12 to before 2.0.13 Fixed in 2.0.13 Patch available GHSA-4c64-w8fg-xcq2
- yiisoft/yii2 (Packagist) Vendor— Affected 2.0.12 to before 2.0.13 Fixed in 2.0.13 Patch available GHSA-4c64-w8fg-xcq2
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:yiiframework:yii:2.0.12:*:*:*:*:*:*:* | 2.0.12 | Vulnerable | Yiiframework |
- cpe:2.3:a:yiiframework:yii:2.0.12:*:*:*:*:*:*:* Versions 2.0.12 Vulnerable ·Yiiframework
Remediation
- Fix · GHSA-4c64-w8fg-xcq2 yiisoft/yii2-dev (Packagist) Fixed in 2.0.13 Advisory →
- Fix · GHSA-4c64-w8fg-xcq2 yiisoft/yii2 (Packagist) Fixed in 2.0.13 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2017-11516
- 2026-10-03 Alias added: GHSA-4c64-w8fg-xcq2
References
More Yiiframework Yii vulnerabilities
- TI-2024-38344 Yii 2 before 2.0.52 mishandles the attaching of behavior that is defined by an __class… KEVCVSS 3.1CRITICAL 9.8
- TI-2020-11920 Unsafe deserialization in Yii 2 CVSS 3.1CRITICAL 10.0
- TI-2024-04634 Unsafe Reflection in base Component class in yiisoft/yii2 CVSS 3.1CRITICAL 9.1
- TI-2025-02355 yiisoft Yii2 MockClass.php generate deserialization CVSS 4.0MEDIUM 5.3
- TI-2025-02354 yiisoft Yii2 SortableIterator.php getIterator deserialization CVSS 4.0MEDIUM 5.3
- TI-2023-11755 SQL injection vulnerability found in Yii Framework Yii 2 Framework before v.2.0.47 allows… CVSS 3.1CRITICAL 9.8
Sources
- CVE-2017-11516 · CVE Program
- CVE-2017-11516 · NVD
- FIRST EPSS
- GHSA-4c64-w8fg-xcq2 · GitHub Advisory Database · CC BY 4.0
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