CVE-2026-101112: Joomla Extension - balbooa.com - Unauthorized Deletion of Attachments in Balbooa Forms < 2.4.3.4 - The public

Q: How do I fix CVE-2026-101112?

forms: upgrade to 2.4.3.4. Exact commands for each OS are on this page.

Q: Is CVE-2026-101112 being exploited?

CVE-2026-101112 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-2026-101112 affect?

CVE-2026-101112 affects forms. Severity is medium (CVSS 5.3). Joomla Extension - balbooa.com - Unauthorized Deletion of Attachments in Balbooa Forms < 2.4.3.4 - The public removeTmpAttachment action accepts an integer attachment ID and deletes the matching database row and file. The controller verifie

Q: How urgent is CVE-2026-101112?

Priority 26/100. Remotely exploitable, no login, no user action

Routine

MEDIUM 5.3REMOTEUPGRADE

CVE-2026-101112 is a medium-severity flaw (CVSS 5.3) affecting forms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Joomla Extension - balbooa.com - Unauthorized Deletion of Attachments in Balbooa Forms < 2.4.3.4 - The public removeTmpAttachment action accepts an integer attachment ID and deletes the matching database row and file. The controller verifies a Joomla session token, but the model does not bind that ID to the session that uploaded the file, the current user, the form, the upload field, or the temporary state. Any guest can obtain a token for their

Why this priority

Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	5.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.2% (top 88%)
CISA exploited list	No
Weakness	CWE-639
Published	2026-09-29
Last modified	2026-10-06

Publisher (CNA): Joomla! Project · Vendor: balbooa

Last updated 2026-10-06 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-09-29 17:17 UTCPublished CVE record published
2026-10-06 18:13 UTCUpdated Record last modified

balbooa forms UPGRADE

Affected: < 2.4.3.4

Fixed in: 2.4.3.4

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.4.3.4 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade forms

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-2026-101112?

forms: upgrade to 2.4.3.4. Exact commands for each OS are on this page.

Is CVE-2026-101112 being exploited?

CVE-2026-101112 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-2026-101112 affect?

CVE-2026-101112 affects forms. Severity is medium (CVSS 5.3). Joomla Extension - balbooa.com - Unauthorized Deletion of Attachments in Balbooa Forms < 2.4.3.4 - The public removeTmpAttachment action accepts an integer attachment ID and deletes the matching database row and file. The controller verifie

How urgent is CVE-2026-101112?

Priority 26/100. Remotely exploitable, no login, no user action

Software pages

Joomla vulnerabilities

Related CVEs

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References

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