CVE-2021-44025
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's...
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
6.1
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
- Record
CVE-2021-44025- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:P/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List No score
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
- Record
CVE-2021-44025- Updated
- 2026-11-02
EUVDEUVD-2021-30884 No score
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
- Record
EUVD-2021-30884- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w383-2hxw-wjrr No score
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's...
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
- Record
GHSA-w383-2hxw-wjrr- Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
6.1
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
- Record
CVE-2021-44025- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVDEBIAN-CVE-2021-44025
6.1
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
- Record
DEBIAN-CVE-2021-44025- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
Show 4 moreShow less
OSVUBUNTU-CVE-2021-44025
6.1
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
- Record
UBUNTU-CVE-2021-44025- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVBIT-roundcube-2021-44025 No score
Roundcube before 1.3.17 and 1.4.x before 1.4.12 is prone to XSS in handling an attachment's filename extension when displaying a MIME type warning message.
- Record
BIT-roundcube-2021-44025- Updated
- 2026-11-02
OSVMGASA-2022-0039 No score
Updated roundcubemail packages fix security vulnerability
XSS in handling an attachment's filename extension when displaying a MIME type warning message (CVE-2021-44025). Potential SQL injection via search or search_params (CVE-2021-44026).
- Record
MGASA-2022-0039- Updated
- 2026-11-02
OSVUSN-5182-1 No score
roundcube vulnerabilities
It was discovered that Roundcube Webmail allowed JavaScript code to be present in the CDATA of an HTML message. A remote attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-12625)
It was discovered that Roundcube Webmail incorrectly processed login and logout POST requests. An attacker could possibly use this issue to launch a cross-site request forgery (CSRF) attack and force an authenticated user to be logged out. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-12626)
It was discovered that Roundcube Webmail incorrectly processed new plugin names in rcube_plugin_api.php. An attacker could possibly use this issue to obtain sensitive information from local files or to execute arbitrary code. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-12640)
It was discovered that Roundcube Webmail did not sanitize shell metacharacters recovered from variables in its configuration settings. An attacker could possibly use this issue to execute arbitrary code in the server. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-12641)
It was discovered that Roundcube Webmail incorrectly sanitized characters in the username template object. An attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-13964)
It was discovered that Roundcube Webmail allowed preview of text/html content. A remote attacker could possibly use this issue to send a malicious XML attachment via an email message and execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-13965)
Andrea Cardaci discovered that Roundcube Webmail did not properly sanitize HTML special characters when dealing with HTML messages that contained an SVG element in the XML namespace. A remote attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-15562)
Lukasz Pilorz discovered that Roundcube Webmail did not properly sanitize HTML special characters when dealing with HTML messages that contained SVG documents. A remote attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-16145)
Alex Birnberg discovered that Roundcube Webmail incorrectly sanitized characters in plain text e-mail messages that included link reference elements. A remote attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2020-35730)
It was discovered that Roundcube Webmail did not properly sanitize HTML special characters in warning messages that contained an attachment's filename extension. A remote attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2021-44025)
It was discovered that Roundcube Webmail incorrectly managed session variables related to search functionalities. A remote attacker could possibly use this issue to execute a SQL injection attack. This issue only affected Ubuntu 16.04 ESM, Ubuntu 18.04 ESM and Ubuntu 20.04 ESM. (CVE-2021-44026)
It was discovered that Roundcube Webmail did not properly sanitize HTML special characters when dealing with HTML messages that contained CSS content. A remote attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 18.04 ESM, Ubuntu 20.04 ESM and Ubuntu 22.04 ESM. (CVE-2021-46144)
- Record
USN-5182-1- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
roundcubeBitnami |
before 1.3.17, 1.4.0 up to 1.4.12 | 1.3.171.4.12 |
roundcubeDebian:12 |
before 1.5.0+dfsg.1-1 | 1.5.0+dfsg.1-1 |
roundcubeDebian:13 |
before 1.5.0+dfsg.1-1 | 1.5.0+dfsg.1-1 |
roundcubeDebian:14 |
before 1.5.0+dfsg.1-1 | 1.5.0+dfsg.1-1 |
roundcubeDebian:9 From an advisory covering 2 CVEs |
before 1.2.3+dfsg.1-4+deb9u9, plus listed versions 1.2.3+dfsg.1-41.2.3+dfsg.1-4+deb9u11.2.3+dfsg.1-4+deb9u21.2.3+dfsg.1-4+deb9u31.2.3+dfsg.1-4+deb9u4 Show 4 moreShow less1.2.3+dfsg.1-4+deb9u51.2.3+dfsg.1-4+deb9u61.2.3+dfsg.1-4+deb9u71.2.3+dfsg.1-4+deb9u8 |
1.2.3+dfsg.1-4+deb9u9 |
roundcubeDebian:10 From an advisory covering 2 CVEs |
before 1.3.17+dfsg.1-1~deb10u1, plus listed versions 1.3.10+dfsg.1-11.3.10+dfsg.1-1~deb10u11.3.11+dfsg.1-1~deb10u11.3.13+dfsg.1-1~deb10u11.3.14+dfsg.1-1~deb10u11.3.15+dfsg.1-1~deb10u11.3.16+dfsg.1-1~deb10u11.3.8+dfsg.1-2 |
1.3.17+dfsg.1-1~deb10u1 |
roundcubeDebian:11 From an advisory covering 2 CVEs |
before 1.4.12+dfsg.1-1~deb11u1, plus listed versions 1.4.11+dfsg.1-41.4.12+dfsg.1-1~bpo10+1 |
1.4.12+dfsg.1-1~deb11u1 |
roundcubemailMageia:8 From an advisory covering 2 CVEs |
before 1.5.2-1.mga8 | 1.5.2-1.mga8 |
roundcubeUbuntu:Pro:16.04:LTS |
before 1.2~beta+dfsg.1-0ubuntu1+esm2, plus listed versions 1.1.1+dfsg.1-21.1.2+dfsg.1-51.1.3+dfsg.1-11.1.4+dfsg.1-11.2~beta+dfsg.1-0ubuntu11.2~beta+dfsg.1-0ubuntu1+esm1 |
1.2~beta+dfsg.1-0ubuntu1+esm2 |
roundcubeUbuntu:Pro:18.04:LTS |
before 1.3.6+dfsg.1-1ubuntu0.1~esm2, plus listed versions 1.3.0+dfsg.1-11.3.1+dfsg.1-11.3.3+dfsg.1-11.3.3+dfsg.1-21.3.6+dfsg.1-11.3.6+dfsg.1-1ubuntu0.1~esm1 |
1.3.6+dfsg.1-1ubuntu0.1~esm2 |
Show 5 moreShow less
| Package | Affected | Fixed |
|---|---|---|
roundcubeUbuntu:Pro:20.04:LTS |
before 1.4.3+dfsg.1-1ubuntu0.1~esm2, plus listed versions 1.3.8+dfsg.1-21.3.10+dfsg.1-11.4.1+dfsg.1-21.4.2+dfsg.1-11.4.2+dfsg.1-21.4.3+dfsg.1-11.4.3+dfsg.1-1ubuntu0.1~esm1 |
1.4.3+dfsg.1-1ubuntu0.1~esm2 |
roundcubeUbuntu:Pro:16.04:LTS From an advisory covering 12 CVEs |
before 1.2~beta+dfsg.1-0ubuntu1+esm2, plus listed versions 1.1.1+dfsg.1-21.1.2+dfsg.1-51.1.3+dfsg.1-11.1.4+dfsg.1-11.2~beta+dfsg.1-0ubuntu11.2~beta+dfsg.1-0ubuntu1+esm1 |
1.2~beta+dfsg.1-0ubuntu1+esm2 |
roundcubeUbuntu:Pro:18.04:LTS From an advisory covering 12 CVEs |
before 1.3.6+dfsg.1-1ubuntu0.1~esm2, plus listed versions 1.3.0+dfsg.1-11.3.1+dfsg.1-11.3.3+dfsg.1-11.3.3+dfsg.1-21.3.6+dfsg.1-11.3.6+dfsg.1-1ubuntu0.1~esm1 |
1.3.6+dfsg.1-1ubuntu0.1~esm2 |
roundcubeUbuntu:Pro:20.04:LTS From an advisory covering 12 CVEs |
before 1.4.3+dfsg.1-1ubuntu0.1~esm2, plus listed versions 1.3.8+dfsg.1-21.3.10+dfsg.1-11.4.1+dfsg.1-21.4.2+dfsg.1-11.4.2+dfsg.1-21.4.3+dfsg.1-11.4.3+dfsg.1-1ubuntu0.1~esm1 |
1.4.3+dfsg.1-1ubuntu0.1~esm2 |
roundcubeUbuntu:Pro:22.04:LTS From an advisory covering 12 CVEs |
before 1.5.0+dfsg.1-2ubuntu0.1~esm1, plus listed versions 1.4.11+dfsg.1-41.5.0+dfsg.1-2 |
1.5.0+dfsg.1-2ubuntu0.1~esm1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-44025 is a medium vulnerability (CVSS 6.1) in Debian Linux, published November 19, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.21%, the 68th percentile. Fixed in roundcube 1.3.17.
References
bugs.debian.org/1000156
github.com/roundcube/roundcubemail/issues/8193
github.com/roundcube/roundcubemail/commit/faf99bf8a2b7b7562206fa047e8de652861e624a
github.com/roundcube/roundcubemail/commit/7d7b1dfeff795390b69905ceb63d6391b5b0dfe7
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TP3Y5RXTUUOUODNG7HFEKWYNIPIT2NL4
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NDVGIZMQJ5IOM47Y3SAAJRN5VPANKTKO
Show 25 moreShow less
debian.org/security/2021/dsa-5013
lists.debian.org/debian-lts-announce/2021/12/msg00004.html
nvd.nist.gov/vuln/detail/CVE-2021-44025
lists.fedoraproject.org/archives/list/[email protected]/message/NDVGIZMQJ5IOM47Y3SAAJRN5VPANKTKO
lists.fedoraproject.org/archives/list/[email protected]/message/TP3Y5RXTUUOUODNG7HFEKWYNIPIT2NL4
github.com/advisories/GHSA-w383-2hxw-wjrr
security-tracker.debian.org/tracker/CVE-2021-44025
advisories.mageia.org/MGASA-2022-0039.html
bugs.mageia.org/show_bug.cgi?id=29695
lists.fedoraproject.org/archives/list/[email protected]/thread/TP3Y5RXTUUOUODNG7HFEKWYNIPIT2NL4
lists.fedoraproject.org/archives/list/[email protected]/thread/TPIGI7LQQIBILELWRDTJL5ZU3EZBYSYM
ubuntu.com/security/CVE-2021-44025
ubuntu.com/security/notices/USN-5182-1
cve.org/CVERecord?id=CVE-2021-44025
ubuntu.com/security/CVE-2020-12625
ubuntu.com/security/CVE-2020-12626
ubuntu.com/security/CVE-2020-12640
ubuntu.com/security/CVE-2020-12641
ubuntu.com/security/CVE-2020-13964
ubuntu.com/security/CVE-2020-13965
ubuntu.com/security/CVE-2020-15562
ubuntu.com/security/CVE-2020-16145
ubuntu.com/security/CVE-2020-35730
ubuntu.com/security/CVE-2021-44026
ubuntu.com/security/CVE-2021-46144