CVE-2026-1116: A Cross-site Scripting (XSS) vulnerability was identified in the `from_dict` method of the `AppLollmsMessage`

Q: How do I fix CVE-2026-1116?

lollms: upgrade to newer than 2.1.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-1116 being exploited?

CVE-2026-1116 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-2026-1116 affect?

CVE-2026-1116 affects lollms. Severity is medium (CVSS 6.1). A Cross-site Scripting (XSS) vulnerability was identified in the `from_dict` method of the `AppLollmsMessage` class in parisneo/lollms prior to version 2.2.0. The vulnerability arises from the lack of sanitization or HTML encoding of the `c

Q: How urgent is CVE-2026-1116?

Priority 31/100. Public exploit reference

Routine

MEDIUM 6.1UPGRADE

CVE-2026-1116 is a medium-severity flaw (CVSS 6.1) affecting lollms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Cross-site Scripting (XSS) vulnerability was identified in the `from_dict` method of the `AppLollmsMessage` class in parisneo/lollms prior to version 2.2.0. The vulnerability arises from the lack of sanitization or HTML encoding of the `content` field when deserializing user-provided data. This allows an attacker to inject malicious HTML or JavaScript payloads, which can be executed in the context of another user's browser. Exploitation of this

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.3% (top 83%)
CISA exploited list	No
Weakness	CWE-79
Published	2026-04-12
Last modified	2026-10-26

Publisher (CNA): huntr.dev · Vendor: lollms

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-12 03:16 UTCPublished CVE record published
2026-10-26 22:10 UTCUpdated Record last modified

lollms lollms UPGRADE

Affected: <= 2.1.0

Fixed in: newer than 2.1.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.1.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade lollms

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-2026-1116?

lollms: upgrade to newer than 2.1.0. Exact commands for each OS are on this page.

Is CVE-2026-1116 being exploited?

CVE-2026-1116 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-2026-1116 affect?

CVE-2026-1116 affects lollms. Severity is medium (CVSS 6.1). A Cross-site Scripting (XSS) vulnerability was identified in the `from_dict` method of the `AppLollmsMessage` class in parisneo/lollms prior to version 2.2.0. The vulnerability arises from the lack of sanitization or HTML encoding of the `c

How urgent is CVE-2026-1116?

Priority 31/100. Public exploit reference

Related CVEs

CVE-2026-1114 CRITICAL 9.8 DOWNGRADE In parisneo/lollms version 2.1.0, the application's session management is vulnerable to improper access contro
CVE-2026-1115 CRITICAL 9.6 UPGRADE A Stored Cross-Site Scripting (XSS) vulnerability was identified in the social feature of parisneo/lollms, aff
CVE-2026-12228 MEDIUM 5.4 UPGRADE A stored cross-site scripting (XSS) vulnerability exists in the `POST /api/prompts/share` endpoint of parisneo

References

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