CVE-2024-49791: IBM ApplinX 11.1 is vulnerable to cross-site scripting

Routine

MEDIUM 6.4DOWNGRADE

CVE-2024-49791 is a medium-severity flaw (CVSS 6.4) affecting applinx. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

IBM ApplinX 11.1 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure within a trusted session.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	6.4 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 87%)
CISA exploited list	No
Weakness	CWE-79
Published	2025-02-06
Last modified	2026-06-17

Publisher (CNA): IBM Corporation · Vendor: ibm

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

Am I affected?

Timeline

2025-02-06 00:15 UTCPublished CVE record published
2026-06-17 08:00 UTCUpdated Record last modified

ibm applinx DOWNGRADE

Affected: 11.1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 11.1.0 (Debian / Ubuntu)

apt-cache madison applinx sudo apt install applinx=<VERSION_BEFORE_11.1.0> sudo apt-mark hold applinx

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list applinx sudo dnf downgrade applinx-<VERSION_BEFORE_11.1.0> sudo dnf versionlock add applinx

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2024-49791?

applinx: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-49791 being exploited?

CVE-2024-49791 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-2024-49791 affect?

CVE-2024-49791 affects applinx. Severity is medium (CVSS 6.4). IBM ApplinX 11.1 is vulnerable to cross-site scripting. This vulnerability allows an authenticated user to embed arbitrary JavaScript code in the Web UI thus altering the intended functionality potentially leading to credentials disclosure

How urgent is CVE-2024-49791?

Priority 26/100. No elevated risk signals yet.

Related CVEs

CVE-2024-49800 MEDIUM 4.3 DOWNGRADE IBM ApplinX 11.1 stores sensitive information in cleartext in memory that could be obtained by an authenticate
CVE-2024-49798 MEDIUM 4.3 DOWNGRADE IBM ApplinX 11.1 could allow a remote attacker to obtain sensitive information when a detailed technical error
CVE-2024-49797 MEDIUM 5.9 DOWNGRADE IBM ApplinX 11.1 could allow a remote attacker to obtain sensitive information, caused by the failure to prope
CVE-2024-49796 MEDIUM 5.4 DOWNGRADE IBM ApplinX 11.1 could allow a remote attacker to hijack the clicking action of the victim
CVE-2024-49795 MEDIUM 4.3 DOWNGRADE IBM ApplinX 11.1 is vulnerable to cross-site request forgery which could allow an attacker to execute maliciou

References

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