Security readout for executives and security teams
CVE-2017-11503 is a cross-site scripting issue in PHPMailer 5.2.23's code_generator.php page. If that helper page is deployed and reachable, attacker-controlled email address input could execute script in a user's browser. Business urgency depends mainly on whether this generator file exists on internet-facing or authenticated systems. Exposure is likely limited to environments that deployed PHPMailer 5.2.23 with code_generator.php accessible. Normal PHPMailer library use without that generator page is not proven affected by the supplied evidence. Treat this as a targeted cleanup item unless code_generator.php is publicly reachable. If exposed, remove or restrict it promptly because XSS can compromise users interacting with that page. Mitigation focus: Inventory applications bundling PHPMailer 5.2.23.; Check whether code_generator.php is deployed or reachable.; Remove or restrict access to code_generator.php if unnecessary..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2017-11503 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://packetstormsecurity.com/files/143138/phpmailer-xss.txtCVE reference · x_refsource_MISC
- https://cxsecurity.com/issue/WLB-2017060181CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.