CVE-2026-30842: Wallos is an open-source, self-hostable personal subscription tracker

Q: How do I fix CVE-2026-30842?

wallos: upgrade to 4.6.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-30842 being exploited?

CVE-2026-30842 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-30842 affect?

CVE-2026-30842 affects wallos. Severity is medium (CVSS 4.3). Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.6.2, Wallos allows an authenticated user to delete avatar files uploaded by other users. The avatar deletion endpoint does not verify that the request

Q: How urgent is CVE-2026-30842?

Priority 26/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2026-30842 is a medium-severity flaw (CVSS 4.3) affecting wallos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.6.2, Wallos allows an authenticated user to delete avatar files uploaded by other users. The avatar deletion endpoint does not verify that the requested avatar belongs to the current user. As a result, any authenticated user who knows or can discover another user's uploaded avatar filename can delete that file. This issue has been patched in version 4.6.2.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 76%)
CISA exploited list	No
Weakness	CWE-862
Published	2026-03-07
Last modified	2026-06-17

Publisher (CNA): GitHub, Inc. · Vendor: wallosapp

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-03-07 06:16 UTCPublished CVE record published
2026-06-17 10:33 UTCUpdated Record last modified

wallosapp wallos UPGRADE

Affected: < 4.6.2

Fixed in: 4.6.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wallos || rpm -q wallos || wallos --version

2. UPGRADE to 4.6.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wallos

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wallos

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-30842?

wallos: upgrade to 4.6.2. Exact commands for each OS are on this page.

Is CVE-2026-30842 being exploited?

CVE-2026-30842 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-30842 affect?

CVE-2026-30842 affects wallos. Severity is medium (CVSS 4.3). Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.6.2, Wallos allows an authenticated user to delete avatar files uploaded by other users. The avatar deletion endpoint does not verify that the request

How urgent is CVE-2026-30842?

Priority 26/100. Public exploit reference

Related CVEs

CVE-2026-33417 MEDIUM 6.5 UPGRADE Wallos is an open-source, self-hostable personal subscription tracker
CVE-2026-33407 CRITICAL 9.1 UPGRADE Wallos is an open-source, self-hostable personal subscription tracker
CVE-2026-33401 MEDIUM 6.5 UPGRADE Wallos is an open-source, self-hostable personal subscription tracker
CVE-2026-33400 MEDIUM 5.4 UPGRADE Wallos is an open-source, self-hostable personal subscription tracker
CVE-2026-33399 HIGH 7.7 UPGRADE Wallos is an open-source, self-hostable personal subscription tracker

References

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