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CVE-2017-12645
medium
CVSS 6.1
XSS exists in Liferay Portal before 7.0 CE GA4 via an invalid portletId.
Summary
XSS exists in Liferay Portal before 7.0 CE GA4 via an invalid portletId.
AI summary snake-internal / snake-template-v1
A weakness called CVE-2017-12645 was discovered in Liferay Liferay Portal.
In plain terms, it is a flaw that lets attackers sneak nasty scripts into a webpage.
Severity is Medium (CVSS 6.1/10). Exploitation requires specific conditions but can cause real harm if successful.
What you should do: update the affected software to the latest version. If unsure, ask your IT team or search the vendor's site for "Liferay CVE-2017-12645".
CVE-2017-12645 (Liferay Liferay Portal). Severity: Medium / CVSSv3 6.1. Category: CWE-79.
Response plan:
1. Check the vendor advisory for affected versions and the patched release.
2. If a vulnerable version is running in production, schedule maintenance (urgency from KEV/CVSS).
3. If no patch yet, mitigate via WAF rule, disabling the affected feature, etc.
4. Monitor logs / SIEM for known IOC and PoC signatures of this CVE.
PoCs and fix commits: see the 'References' section, MITRE, and NVD.
❓ What is the problem
A weakness (CVE-2017-12645) in Liferay Liferay Portal. In plain words, it is a flaw that lets attackers sneak nasty scripts into a webpage.
📍 Affected scope
Target versions of Liferay Liferay Portal (see vendor advisory). If running in production, identify exposure immediately.
🔥 Severity
Severity: Medium (CVSS 6.1/10). Exploitation requires specific conditions but can cause real harm if successful.
🔧 How to fix
Update to the patched release as listed in the vendor advisory. (Typical mitigation pattern for CWE-79)
🛡️ Workaround
If a patch is not yet available, consider disabling the affected feature, applying WAF rules, blocking via network ACLs, or isolating the vulnerable version.
🔍 Detection
Check version information, scan dependencies via SBOM, and monitor SIEM for IOC and PoC signatures related to this CVE.