CVE-2017-7271
Yii Framework Reflected XSS
Reflected Cross-site scripting (XSS) vulnerability in Yii Framework before 2.0.11, when development mode is used, allows remote attackers to inject arbitrary web script or HTML via crafted request data that is mishandled on the debug-mode exception screen.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Reflected Cross-site scripting (XSS) vulnerability in Yii Framework before 2.0.11, when development mode is used, allows remote attackers to inject arbitrary web script or HTML via crafted request data that is mishandled on the debug-mode exception screen.
- Record
CVE-2017-7271- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Reflected Cross-site scripting (XSS) vulnerability in Yii Framework before 2.0.11, when development mode is used, allows remote attackers to inject arbitrary web script or HTML via crafted request data that is mishandled on the debug-mode exception screen.
- Record
CVE-2017-7271- Updated
- 2026-11-02
EUVDEUVD-2022-2471 No score
Reflected Cross-site scripting (XSS) vulnerability in Yii Framework before 2.0.11, when development mode is used, allows remote attackers to inject arbitrary web script or HTML via crafted request data that is mishandled on the debug-mode exception screen.
- Record
EUVD-2022-2471- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4xh9-5vh8-3p58
Yii Framework Reflected XSS
Reflected Cross-site scripting (XSS) vulnerability in Yii Framework before 2.0.11, when development mode is used, allows remote attackers to inject arbitrary web script or HTML via crafted request data that is mishandled on the debug-mode exception screen.
- Record
GHSA-4xh9-5vh8-3p58- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Reflected Cross-site scripting (XSS) vulnerability in Yii Framework before 2.0.11, when development mode is used, allows remote attackers to inject arbitrary web script or HTML via crafted request data that is mishandled on the debug-mode exception screen.
- Record
CVE-2017-7271- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVGHSA-4xh9-5vh8-3p58
Yii Framework Reflected XSS
Reflected Cross-site scripting (XSS) vulnerability in Yii Framework before 2.0.11, when development mode is used, allows remote attackers to inject arbitrary web script or HTML via crafted request data that is mishandled on the debug-mode exception screen.
- Record
GHSA-4xh9-5vh8-3p58- CVSS 3.0
- 6.1 Medium
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
yiisoft/yii2Packagist |
before 2.0.11 | 2.0.11 |
yiisoft/yii2Packagist |
before 2.0.11, plus listed versions 2.0.02.0.0-alpha2.0.0-beta2.0.0-rc2.0.1 Show 9 moreShow less2.0.102.0.22.0.32.0.42.0.52.0.62.0.72.0.82.0.9 |
2.0.11 |
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2017-7271 is a medium vulnerability (CVSS 6.1) in Yii Software Yii, published March 27, 2017. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.04%, the 64th percentile. Fixed in yiisoft/yii2 2.0.11.
References
yiiframework.com/news/123/yii-2-0-11-is-released
github.com/yiisoft/yii2/commit/97171a0db7cda0a49931ee0c3b998ef50bd06756
securityfocus.com/bid/97167
nvd.nist.gov/vuln/detail/CVE-2017-7271
web.archive.org/web/20210125191138/http://www.securityfocus.com/bid/97167