CVE-2023-38633

Name: CVE-2023-38633
Creator: NVD / NIST
Published: 2023-07-22T17:15:09.81+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 2.13%

Last modified Jun 17, 2026

CVE-2023-38633 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. A directory traversal problem in the URL decoder of librsvg before 2.56.3 could be used by local or remote attackers to disclose files (on the local filesystem outside of the expected area), as demonstrated by href=".?../../../../../../../../../../etc/passwd" in an xi:include element.. EPSS estimates a 2.13% chance of exploitation in the next 30 days.

Description

A directory traversal problem in the URL decoder of librsvg before 2.56.3 could be used by local or remote attackers to disclose files (on the local filesystem outside of the expected area), as demonstrated by href=".?../../../../../../../../../../etc/passwd" in an xi:include element.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

2.13%

79.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Gnome	Librsvg	>= 2.42.3, < 2.46.6
Gnome	Librsvg	>= 2.48.0, < 2.48.11
Gnome	Librsvg	>= 2.50.0, < 2.50.8
Gnome	Librsvg	>= 2.52.0, < 2.52.10
Gnome	Librsvg	>= 2.54.0, < 2.54.6
Gnome	Librsvg	>= 2.55.0, < 2.55.3
Gnome	Librsvg	>= 2.56.0, < 2.56.3
Fedoraproject	Fedora	37
Fedoraproject	Fedora	38
Debian	Debian Linux	11.0
Debian	Debian Linux	12.0

References

http://seclists.org/fulldisclosure/2023/Jul/43Mailing List, Not Applicable, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/07/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/09/06/10Mailing List
https://bugzilla.suse.com/show_bug.cgi?id=1213502Issue Tracking, Patch, Third Party Advisory
https://gitlab.gnome.org/GNOME/librsvg/-/issues/996Exploit, Issue Tracking, Vendor Advisory
https://gitlab.gnome.org/GNOME/librsvg/-/releases/2.56.3Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/422NTIHIEBRASIG2DWXYBH4ADYMHY626/Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5BCXT5GW6RCL45ZUHUZR4CJG2BAFDVC/Third Party Advisory
https://news.ycombinator.com/item?id=37415799Issue Tracking, Third Party Advisory
https://security.netapp.com/advisory/ntap-20230831-0011/Third Party Advisory
https://www.canva.dev/blog/engineering/when-url-parsers-disagree-cve-2023-38633/Exploit, Technical Description, Third Party Advisory
https://www.debian.org/security/2023/dsa-5484Third Party Advisory
http://seclists.org/fulldisclosure/2023/Jul/43Mailing List, Not Applicable, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/07/27/1Exploit, Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2023/09/06/10Mailing List
https://bugzilla.suse.com/show_bug.cgi?id=1213502Issue Tracking, Patch, Third Party Advisory
https://gitlab.gnome.org/GNOME/librsvg/-/issues/996Exploit, Issue Tracking, Vendor Advisory
https://gitlab.gnome.org/GNOME/librsvg/-/releases/2.56.3Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/422NTIHIEBRASIG2DWXYBH4ADYMHY626/Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R5BCXT5GW6RCL45ZUHUZR4CJG2BAFDVC/Third Party Advisory
https://news.ycombinator.com/item?id=37415799Issue Tracking, Third Party Advisory
https://security.netapp.com/advisory/ntap-20230831-0011/Third Party Advisory
https://www.canva.dev/blog/engineering/when-url-parsers-disagree-cve-2023-38633/Exploit, Technical Description, Third Party Advisory
https://www.debian.org/security/2023/dsa-5484Third Party Advisory

Timeline

Published: Jul 22, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-38633?

How severe is CVE-2023-38633?

CVE-2023-38633 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 2.13% probability of exploitation in the next 30 days.

How do I fix CVE-2023-38633?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-38633?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST