CVE-2026-63039: Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Apache I

This week

CRITICAL 9.8REMOTEWATCHLISTUPGRADE

CVE-2026-63039 is a critical-severity flaw (CVSS 9.8) affecting inlong. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Apache InLong. This allows an attacker to inject the string value into the SQL statement, enabling SQL injection. This issue affects Apache InLong: from 2.0.0 before 2.4.0. Users are advised to upgrade to Apache InLong's 2.4.0 or cherry-pick [1] to solve it. [1] https://github.com/apache/inlong/pull/12080 .

Why this priority

Critical severity
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-89
Published	2026-08-20
Last modified	2026-10-18

Publisher (CNA): Apache Software Foundation · Vendor: apache

Last updated 2026-10-18 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-08-20 16:17 UTCPublished CVE record published
2026-10-18 20:10 UTCUpdated Record last modified

apache inlong UPGRADE

Affected: >= 2.0.0 and < 2.4.0

Fixed in: 2.4.0

Safe to downgrade to: a release before 2.0.0

1. Check installed version

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

2. UPGRADE to 2.4.0 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade inlong

Note

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

3. If no update is available yet, DOWNGRADE to a release before 2.0.0 (Debian / Ubuntu)

apt-cache madison inlong sudo apt install inlong=<VERSION_BEFORE_2.0.0> sudo apt-mark hold inlong

3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list inlong sudo dnf downgrade inlong-<VERSION_BEFORE_2.0.0> sudo dnf versionlock add inlong

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.

Exact fixes by distribution

Fedora ELN · rust-snpguest · FIXED · 0.11.0-1.eln159 · FEDORA-2026-baa01ba6c8 · source

sudo dnf upgrade --advisory=FEDORA-2026-baa01ba6c8

Fedora 46 · rust-sev · FIXED · 8.0.0-1.fc46 · FEDORA-2026-df06b5fb0c · source

sudo dnf upgrade --advisory=FEDORA-2026-df06b5fb0c

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

GitHub PoC: oscerd/CVE-2026-63039 (0 stars)

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-2026-63039?

inlong: upgrade to 2.4.0. Exact commands for each OS are on this page.

Is CVE-2026-63039 being exploited?

CVE-2026-63039 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-2026-63039 affect?

CVE-2026-63039 affects inlong. Severity is critical (CVSS 9.8). Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in Apache InLong. This allows an attacker to inject the string value into the SQL statement, enabling SQL injection. This issue affects Apa

How urgent is CVE-2026-63039?

Priority 60/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action; On your watchlist

Software pages

GitHub vulnerabilities

Related CVEs

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References

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