CVE-2023-44469: A Server-Side Request Forgery issue in the OpenID Connect Issuer in LemonLDAP::NG before 2.17.1 allows authent

Q: How do I fix CVE-2023-44469?

lemonldap\: upgrade to 2.17.1. Exact commands for each OS are on this page.

Q: Is CVE-2023-44469 being exploited?

CVE-2023-44469 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-2023-44469 affect?

CVE-2023-44469 affects lemonldap\. Severity is medium (CVSS 4.3). A Server-Side Request Forgery issue in the OpenID Connect Issuer in LemonLDAP::NG before 2.17.1 allows authenticated remote attackers to send GET requests to arbitrary URLs through the request_uri authorization parameter. This is similar to

Q: How urgent is CVE-2023-44469?

Priority 29/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2023-44469 is a medium-severity flaw (CVSS 4.3) affecting lemonldap\. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A Server-Side Request Forgery issue in the OpenID Connect Issuer in LemonLDAP::NG before 2.17.1 allows authenticated remote attackers to send GET requests to arbitrary URLs through the request_uri authorization parameter. This is similar to CVE-2020-10770.

Why this priority

No elevated risk signals yet

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	0.7% (top 45%)
CISA exploited list	No
Weakness	CWE-918
Published	2023-09-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: lemonldap-ng

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

Am I affected?

Timeline

2023-09-29 07:15 UTCPublished CVE record published
2026-06-17 06:27 UTCUpdated Record last modified

lemonldap-ng lemonldap\ UPGRADE

Affected: < 2.17.1

Fixed in: 2.17.1

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 2.17.1 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade lemonldap

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-2023-44469?

lemonldap\: upgrade to 2.17.1. Exact commands for each OS are on this page.

Is CVE-2023-44469 being exploited?

CVE-2023-44469 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-2023-44469 affect?

CVE-2023-44469 affects lemonldap\. Severity is medium (CVSS 4.3). A Server-Side Request Forgery issue in the OpenID Connect Issuer in LemonLDAP::NG before 2.17.1 allows authenticated remote attackers to send GET requests to arbitrary URLs through the request_uri authorization parameter. This is similar to

How urgent is CVE-2023-44469?

Priority 29/100. No elevated risk signals yet.

Related CVEs

CVE-2024-48933 MEDIUM 6.1 UPGRADE A cross-site scripting (XSS) vulnerability in LemonLDAP::NG before 2.19.3 allows remote attackers to inject ar
CVE-2019-19791 CRITICAL 9.8 UPGRADE In LemonLDAP::NG (aka lemonldap-ng) before 2.0.7, the default Apache HTTP Server configuration does not proper

References

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