Discourse < 1.9.0.beta13 Reflected XSS via /email/unsubscribed
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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| Discourse | Discourse | unaffected |
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No data.
No data.
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| Discourse | Discourse |
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No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.265% probability within 30 days)
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| Metrics |
ssvc
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| Description | Discourse 1.9.0.beta2 before 1.9.0.beta13 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts through the email parameter of /email/unsubscribed. Attackers can craft GET requests with SVG onload payloads, which unsubscribed.html.erb renders unescaped via html_safe, executing JavaScript in victims' browsers. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-19. | |
| Title | Discourse < 1.9.0.beta13 Reflected XSS via /email/unsubscribed | |
| First Time appeared |
Discourse
Discourse discourse |
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| Weaknesses | CWE-79 | |
| CPEs | cpe:2.3:a:discourse:discourse:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Discourse
Discourse discourse |
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| References |
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| Metrics |
cvssV3_1
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