CVE-2021-32610

Name: CVE-2021-32610
Creator: NVD / NIST
Published: 2021-07-30T14:15:16.94+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 73.38%

Last modified Jun 17, 2026

CVE-2021-32610 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. In Archive_Tar before 1.4.14, symlinks can refer to targets outside of the extracted archive, a different vulnerability than CVE-2020-36193.. EPSS estimates a 73.38% chance of exploitation in the next 30 days.

Description

In Archive_Tar before 1.4.14, symlinks can refer to targets outside of the extracted archive, a different vulnerability than CVE-2020-36193.

Metrics

CVSS 3.1

7.1/10

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

EPSS Probability

73.38%

99.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-59

Affected Software

Vendor	Product	Versions
Php	Archive Tar	< 1.4.14
Debian	Debian Linux	9.0
Fedoraproject	Fedora	33
Fedoraproject	Fedora	34
Fedoraproject	Fedora	35

References

https://github.com/pear/Archive_Tar/commit/7789ebb2f34f9e4adb3a4152ad0d1548930a9755Patch, Third Party Advisory
https://github.com/pear/Archive_Tar/commit/b5832439b1f37331fb4f87e67fe4fPatch, Third Party Advisory
https://github.com/pear/Archive_Tar/releases/tag/1.4.14Release Notes, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00023.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CAODVMHGL5MHQWQAQTXQ7G7OE3VQZ7LS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G5LTY6COQYNMMHQJ3QIOJHEWCKD4XDFH/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
https://www.drupal.org/sa-core-2021-004Third Party Advisory
https://github.com/pear/Archive_Tar/commit/7789ebb2f34f9e4adb3a4152ad0d1548930a9755Patch, Third Party Advisory
https://github.com/pear/Archive_Tar/commit/b5832439b1f37331fb4f87e67fe4fPatch, Third Party Advisory
https://github.com/pear/Archive_Tar/releases/tag/1.4.14Release Notes, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2021/07/msg00023.htmlMailing List, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/42GPGVVFTLJYAKRI75IVB5R45NYQGEUR/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CAODVMHGL5MHQWQAQTXQ7G7OE3VQZ7LS/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/G5LTY6COQYNMMHQJ3QIOJHEWCKD4XDFH/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VJQQYDAOWHD6RDITDRPHFW7WY6BS3V5N/
https://www.drupal.org/sa-core-2021-004Third Party Advisory

Timeline

Published: Jul 30, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-32610?

In Archive_Tar before 1.4.14, symlinks can refer to targets outside of the extracted archive, a different vulnerability than CVE-2020-36193.

How severe is CVE-2021-32610?

CVE-2021-32610 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 73.38% probability of exploitation in the next 30 days.

How do I fix CVE-2021-32610?

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-2021-32610?

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

Scan your code now

Source: NVD / NIST