The Spark application through 2.0.2 for Android allows XSS via an event attribute and arbitrary file loading via a src attribute, if the ap…

published 2020-03-18 6y ago modified 2026-06-17 4mo ago also EUVD-2019-4005

cvss: 6.1; version 3.1, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.1%; EPSS 1.1% chance of exploitation in 30 days, percentile 66%
public exploits: 0; none known

The Spark application through 2.0.2 for Android allows XSS via an event attribute and arbitrary file loading via a src attribute, if the application has the READ_EXTERNAL_STORAGE permission.

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Exploit prediction

1.13% chance of exploitation in the next 30 days, higher than 66% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

gubello.me https://www.gubello.me/blog/javascript-injection-in-six-android-mail-clients/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

gubello.me /blog/javascript-injection-in-six-android-mail-clients/
exploit, third-party-advisory
sparkmailapp.com /
vendor-advisory
gubello.me
third-party-advisory

Sources

CVE List CVE-2019-12370
NVD CVE-2019-12370

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