CVE-2025-63261

AWStats 8.0 is vulnerable to Command Injection via the open function

7.8 HighFix available

AWStats 8.0 is vulnerable to Command Injection via the open function

Attack profile

How easy it is to exploit

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

1.11%Up 1.0 points since Mar 21, 2026

What each source reports

CVE List Score used 7.8

AWStats 8.0 is vulnerable to Command Injection via the open function

Record: CVE-2025-63261
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

EUVDEUVD-2025-208911 7.8

AWStats 8.0 is vulnerable to Command Injection via the open function

Record: EUVD-2025-208911
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-f93m-5ch9-5cqf 7.8

AWStats 8.0 is vulnerable to Command Injection via the open function

AWStats 8.0 is vulnerable to Command Injection via the open function

Record: GHSA-f93m-5ch9-5cqf
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

NVD 7.8

AWStats 8.0 is vulnerable to Command Injection via the open function

Record: CVE-2025-63261
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-78
Updated: 2026-11-02

OSV 7.8

AWStats 8.0 is vulnerable to Command Injection via the open function

Record: CVE-2025-63261
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVDEBIAN-CVE-2025-63261 7.8

AWStats 8.0 is vulnerable to Command Injection via the open function

Record: DEBIAN-CVE-2025-63261
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2025-63261 7.8

AWStats 8.0 is vulnerable to Command Injection via the open function

Record: UBUNTU-CVE-2025-63261
CVSS 3.1: 7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

OSVMGASA-2026-0138 No score

Updated awstats packages fix security vulnerability

AWStats is vulnerable to Command Injection via the open function. (CVE-2025-63261)

Record: MGASA-2026-0138
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`awstats` Debian:12	before 7.8-3+deb12u2, plus listed versions 7.8-37.8-3+deb12u1	7.8-3+deb12u2
`awstats` Debian:13	before 7.9-1+deb13u1, plus listed versions 7.9-1	7.9-1+deb13u1
`awstats` Debian:14	before 8.0-5, plus listed versions 7.9-18.0-18.0-28.0-38.0-4	8.0-5
`awstats` Debian:11	before 7.8-2+deb11u2, plus listed versions 7.8-27.8-2+deb11u1	7.8-2+deb11u2
`awstats` Mageia:9	before 7.9-1.1.mga9	7.9-1.1.mga9
`awstats` Ubuntu:Pro:16.04:LTS	All versions, plus listed versions 7.4+dfsg-17.4+dfsg-1ubuntu0.17.4+dfsg-1ubuntu0.27.4+dfsg-1ubuntu0.37.4+dfsg-1ubuntu0.4+esm17.4+dfsg-1ubuntu0.4+esm2	None known
`awstats` Ubuntu:18.04:LTS	All versions, plus listed versions 7.6+dfsg-17.6+dfsg-1ubuntu27.6+dfsg-27.6+dfsg-2ubuntu0.18.04.17.6+dfsg-2ubuntu0.18.04.2	None known
`awstats` Ubuntu:20.04:LTS	All versions, plus listed versions 7.6+dfsg-27.6+dfsg-2ubuntu0.20.04.17.6+dfsg-2ubuntu0.20.04.2	None known
`awstats` Ubuntu:22.04:LTS	All versions, plus listed versions 7.8-27.8-2ubuntu0.22.04.1	None known
`awstats` Ubuntu:24.04:LTS	All versions, plus listed versions 7.8-37.9-1	None known
`awstats` Ubuntu:25.10	All versions, plus listed versions 7.9-1	None known
`awstats` Ubuntu:26.10	All versions, plus listed versions 8.0-48.0-5	None known
`awstats` Ubuntu:26.04:LTS	All versions, plus listed versions 7.9-18.0-38.0-3build18.0-4	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

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

In short

CVE-2025-63261 is a high vulnerability (CVSS 7.8) in Awstats, published March 20, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.11%, the 66th percentile. Fixed in awstats 7.8-3+deb12u2.

References

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