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CVE-2024-44849: Qualitor up to 8.24 is vulnerable to Remote Code Execution (RCE) via Arbitrary File Upload in checkAcesso.php.

72
This week
CRITICAL 9.8REMOTEDOWNGRADE

CVE-2024-44849 is a critical-severity flaw (CVSS 9.8) affecting qualitor. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Qualitor up to 8.24 is vulnerable to Remote Code Execution (RCE) via Arbitrary File Upload in checkAcesso.php.

Why this priority

  • Critical severity
  • EPSS top 1%: very likely to be exploited
  • Public exploit reference
  • CISA SSVC: automatable with total technical impact
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score9.8 (Critical)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance46.3% (top 1%)
CISA exploited listNo
WeaknessCWE-434
Published2024-09-09
Last modified2026-06-17
Publisher (CNA): MITRE · Vendor: qualitor

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

Am I affected?

Timeline

qualitor qualitor DOWNGRADE
Affected: 8.20 · 8.24
Fixed in: no fixed release known
Safe to downgrade to: a release before 8.20
1. Check installed version
apt-cache policy qualitor || rpm -q qualitor || qualitor --version
2. No fixed release: DOWNGRADE to a release before 8.20 (Debian / Ubuntu)
apt-cache madison qualitor sudo apt install qualitor=<VERSION_BEFORE_8.20> sudo apt-mark hold qualitor
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list qualitor sudo dnf downgrade qualitor-<VERSION_BEFORE_8.20> sudo dnf versionlock add qualitor
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

A distro patch exists: prefer upgrading over downgrading.
Fedora ELN · gram_grep · FIXED · 0.10.4-1.eln159 · FEDORA-2026-0808475f2a · source
sudo dnf upgrade --advisory=FEDORA-2026-0808475f2a
Fedora 46 · wesnoth · FIXED · 1.19.29-1.fc46 · FEDORA-2026-58f458e24e · source
sudo dnf upgrade --advisory=FEDORA-2026-58f458e24e

Public exploits and detection

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

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-2024-44849?

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

Is CVE-2024-44849 being exploited?

CVE-2024-44849 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-2024-44849 affect?

CVE-2024-44849 affects qualitor. Severity is critical (CVSS 9.8). Qualitor up to 8.24 is vulnerable to Remote Code Execution (RCE) via Arbitrary File Upload in checkAcesso.php.

How urgent is CVE-2024-44849?

Priority 72/100. Critical severity; EPSS top 1%: very likely to be exploited; Public exploit reference; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

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References

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