Parallels 13 uses cleartext HTTP as part of the update process, allowing man-in-the-middle attacks.

published 2020-01-21 6y ago modified 2026-06-17 4mo ago also EUVD-2020-28345

cvss: 7.5; 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 65%
public exploits: 0; none known

Parallels 13 uses cleartext HTTP as part of the update process, allowing man-in-the-middle attacks. Users of out-of-date versions are presented with a pop-up window for a parallels_updates.xml file on the http://update.parallels.com web site.

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Exploit prediction

1.09% chance of exploitation in the next 30 days, higher than 65% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

almorabea.net http://almorabea.net/en/2020/01/19/write-up-for-the-parallel-vulnerability-cve-2020-7213/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.1	7.5	CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	7.6	AV:N/AC:H/Au:N/C:C/I:C/A:C

Classification

Weakness

CWE-312 Cleartext Storage of Sensitive Information

References

almorabea.net /en/2020/01/19/write-up-for-the-parallel-vulnerability-cve-2020-7213/
exploit, third-party-advisory
parallels.com
product, vendor-advisory
almorabea.net /cves/cve-2020-7213.txt
third-party-advisory

Sources

CVE List CVE-2020-7213
NVD CVE-2020-7213

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