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CVE-2018-1294

Improper Input Validation Apache Commons Email

7.5 HighFix available

CVE-2018-1294 is a high vulnerability (CVSS 7.5) in Apache Commons Email, published February 24, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.77%, the 86th percentile. Fixed in org.apache.commons:commons-email 1.5.

What does this mean?
Severity
7.5 HighCVSS 3.0, NVD
Exploit chance
2.77%EPSS, 86th percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
1.5org.apache.commons:commons-email +2 more

Description

If a user of Apache Commons Email (typically an application programmer) passes unvalidated input as the so-called "Bounce Address", and that input contains line-breaks, then the email details (recipients, contents, etc.) might be manipulated. Mitigation: Users should upgrade to Commons-Email 1.5. You can mitigate this vulnerability for older versions of Commons Email by stripping line-breaks from data, that will be passed to Email.setBounceAddress(String).

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
High
Availability
None

Exploit likelihood

2.77%Up 1.5 points since Apr 14, 2021
90%50%10%1%

Affected products

Affected packages

Affected packages
PackageAffectedFixed
org.apache.commons:commons-email
Maven
before 1.5
1.5
org.apache.commons:commons-email
Maven
before 1.5, plus listed versions
1.11.21.31.3.11.3.21.3.31.4
1.5
apache-commons-email
Mageia:6
before 1.5-1.mga6
1.5-1.mga6

What each source reports

NVD Score used7.5

If a user of Apache Commons Email (typically an application programmer) passes unvalidated input as the so-called "Bounce Address", and that input contains line-breaks, then the email details (recipients, contents, etc.) might be manipulated. Mitigation: Users should upgrade to Commons-Email 1.5. You can mitigate this vulnerability for older versions of Commons Email by stripping line-breaks from data, that will be passed to Email.setBounceAddress(String).

Record
CVE-2018-1294
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness
CWE-20
Updated
2026-11-02
CVE ListNo score

If a user of Apache Commons Email (typically an application programmer) passes unvalidated input as the so-called "Bounce Address", and that input contains line-breaks, then the email details (recipients, contents, etc.) might be manipulated. Mitigation: Users should upgrade to Commons-Email 1.5. You can mitigate this vulnerability for older versions of Commons Email by stripping line-breaks from data, that will be passed to Email.setBounceAddress(String).

Record
CVE-2018-1294
Updated
2026-11-02
EUVDEUVD-2022-5307No score

If a user of Apache Commons Email (typically an application programmer) passes unvalidated input as the so-called "Bounce Address", and that input contains line-breaks, then the email details (recipients, contents, etc.) might be manipulated. Mitigation: Users should upgrade to Commons-Email 1.5. You can mitigate this vulnerability for older versions of Commons Email by stripping line-breaks from data, that will be passed to Email.setBounceAddress(String).

Record
EUVD-2022-5307
Updated
2026-11-03
GitHub AdvisoriesGHSA-v7cm-w955-pj6g7.5

Improper Input Validation Apache Commons Email

If a user of Apache Commons Email (typically an application programmer) passes unvalidated input as the so-called "Bounce Address", and that input contains line-breaks, then the email details (recipients, contents, etc.) might be manipulated. Mitigation: Users should upgrade to Commons-Email 1.5. You can mitigate this vulnerability for older versions of Commons Email by stripping line-breaks from data, that will be passed to Email.setBounceAddress(String).

Record
GHSA-v7cm-w955-pj6g
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-20
Updated
2026-11-02
OSVGHSA-v7cm-w955-pj6g7.5

Improper Input Validation Apache Commons Email

If a user of Apache Commons Email (typically an application programmer) passes unvalidated input as the so-called "Bounce Address", and that input contains line-breaks, then the email details (recipients, contents, etc.) might be manipulated. Mitigation: Users should upgrade to Commons-Email 1.5. You can mitigate this vulnerability for older versions of Commons Email by stripping line-breaks from data, that will be passed to Email.setBounceAddress(String).

Record
GHSA-v7cm-w955-pj6g
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-20
Updated
2026-11-02
OSVUBUNTU-CVE-2018-12947.5

If a user of Apache Commons Email (typically an application programmer) passes unvalidated input as the so-called "Bounce Address", and that input contains line-breaks, then the email details (recipients, contents, etc.) might be manipulated. Mitigation: Users should upgrade to Commons-Email 1.5. You can mitigate this vulnerability for older versions of Commons Email by stripping line-breaks from data, that will be passed to Email.setBounceAddress(String).

Record
UBUNTU-CVE-2018-1294
CVSS 3.0
7.5 HighCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Updated
2026-11-02
OSVMGASA-2018-0136No score

Updated apache-commons-email packages fix security vulnerability

Apache Commons-Email, from version 1.0 to 1.4 inclusive, does not properly validate bounce addresses. If a user of Commons-Email (typically an application programmer) passes unvalidated input as the so-called "Bounce Address", and that input contains line-breaks, then the email details (recipients, contents, etc.) might be manipulated (CVE-2018-1294).

Record
MGASA-2018-0136
Updated
2026-11-02

History

History
RecordedChangedSources
facts
affected
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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