CVE-2020-35774

EPSS 87.6%

Vexday Risk Score

40Attention

SSVC decision (CISA)

Attend

PoC available → attend closely

Exploit maturity

Functional exploit

Automatable exploit available (Nuclei/Metasploit).

CVSS —EPSS 87.6%KEV nãoPoC —Nuclei simMetasploit —Patch —

Lifecycle

29 Dec 2020Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

server/handler/HistogramQueryHandler.scala in Twitter TwitterServer (aka twitter-server) before 20.12.0, in some configurations, allows XSS via the /histograms endpoint.

Affected products

n/a · n/a

References

https://advisory.checkmarx.net/advisory/CX-2020-4287 https://github.com/twitter/twitter-server/commit/e0aeb87e89a6e6c711214ee2de0dd9f6e5f9cb6c https://github.com/twitter/twitter-server/compare/twitter-server-20.10.0...twitter-server-20.12.0