Improper Input Validation in Apache Commons Email

Also known as GHSA-p7vm-phxx-g722

Published 9 y ago 2017-08-07 · modified 4 mo ago 2026-06-17 · JSON

CVSS

7.5

v3.0 · NVD

CISA KEV

not known exploited

EPSS

6.0%

percentile 93%

Public exploits

none known

When a call-site passes a subject for an email that contains line-breaks in Apache Commons Email 1.0 through 1.4, the caller can add arbitrary SMTP headers.

Exploit prediction (EPSS)

6.04% probability of exploitation in the next 30 days, higher than 93% of all scored CVEs.

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	7.5	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N`
NVD	2.0	5.0	`AV:N/AC:L/Au:N/C:N/I:P/A:N`
GitHub	3.0	7.5	`CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N`

Affected packages

Ecosystem	Package	Affected	Fixed in
maven	`org.apache.commons:commons-email`	>=1.0, <1.5	1.5

Affected products

Apache Software Foundation Apache Commons Email

Classification

Weakness

CWE-20 Improper Input Validation

References

lists.apache.org /thread.html/7ef903a772a2ff08605df1be819044fb15df2815eb3d63878b3fbbb5%40%3Cannounce.apache · mailing-list, x_refsource_MLIST, x_transferred
securitytracker.com /id/1039043 · vdb-entry, x_refsource_SECTRACK, x_transferred
securityfocus.com /bid/100082 · vdb-entry, x_refsource_BID, x_transferred
nvd.nist.gov /vuln/detail/CVE-2017-9801 · advisory
lists.apache.org /thread.html/7ef903a772a2ff08605df1be819044fb15df2815eb3d63878b3fbbb5@%3Cannounce.apache.o · web

Sources

CVE List: CVE-2017-9801
GitHub Advisory: GHSA-p7vm-phxx-g722
NVD: CVE-2017-9801

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.

Summary