Medium severity6.1NVD Advisory· Published Jan 8, 2016· Updated Jun 17, 2026
CVE-2015-8766
CVE-2015-8766
Description
Multiple cross-site scripting (XSS) vulnerabilities in content/content.systempreferences.php in Symphony CMS before 2.6.4 allow remote attackers to inject arbitrary web script or HTML via the (1) email_sendmail[from_name], (2) email_sendmail[from_address], (3) email_smtp[from_name], (4) email_smtp[from_address], (5) email_smtp[host], (6) email_smtp[port], (7) jit_image_manipulation[trusted_external_sites], or (8) maintenance_mode[ip_whitelist] parameters to system/preferences.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
symphonycms/symphony-2Packagist | < 2.6.4 | 2.6.4 |
Affected products
2Patches
Vulnerability mechanics
References
8- www.getsymphony.com/download/releases/version/2.6.4/nvdPatchVendor Advisory
- seclists.org/fulldisclosure/2015/Dec/60nvdExploitWEB
- github.com/advisories/GHSA-4c5w-qqfg-grf3ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2015-8766ghsaADVISORY
- www.getsymphony.com/download/releases/version/2.6.4ghsaWEB
- github.com/symphonycms/symphony-2/commit/651e150091c61fb60ad1dff2bc2166185a83d9d6nvdWEB
- web.archive.org/web/20210321090853/https://cybersecurityworks.com/zerodays/cve-2015-8766-getsymphoney.htmlghsaWEB
- cybersecurityworks.com/zerodays/cve-2015-8766-getsymphoney.htmlnvd
News mentions
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