No exploitation reportedFix available

CVE-2020-25780

Q: Is CVE-2020-25780 actively exploited?

Active exploitation of CVE-2020-25780 has not been confirmed. Its EPSS score was 9.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

Q: What is the CVSS score for CVE-2020-25780?

CVE-2020-25780 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

No exploitation reported by the sources we read.

Published2020-10-29
Fixed in18.13 · 17.29 · 16.44 · 15.58 · 14.68
WeaknessCWE-22

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In CommCell in Commvault before 14.68, 15.x before 15.58, 16.x before 16.44, 17.x before 17.29, and 18.x before 18.13, Directory Traversal can occur such that an attempt to view a log file can instead view a file outside of the log-files folder.

Timeline

dates in UTC

2020-10-2917:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-25780?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-25780?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Commvault commcell

Branch	Affected	Fixed in	Source
18.x	≥ 18.0, < 18.13	18.13	NVD
17.x	≥ 17.0, < 17.29	17.29	NVD
16.x	≥ 16.0, < 16.44	16.44	NVD
15.x	≥ 15.0, < 15.58	15.58	NVD
14.68	< 14.68	14.68	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Update Commvault commcell to 18.13 · 17.29 · 16.44 · 15.58 · 14.68

Advisories and patches

kb.commvault.comVendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

NVDCVSS 3.17.5read 2026-10-23
NVDCVSS 2.05read 2026-10-23
NVDweakness (CWE)CWE-22read 2026-10-23
FIRST EPSSEPSS score9.9 %2026-10-22

Technical details

CVSS v3 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published: 2020-10-29
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2020-25780?

Is CVE-2020-25780 actively exploited?

Active exploitation of CVE-2020-25780 has not been confirmed. Its EPSS score was 9.9% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-25780?

CVE-2020-25780 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

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