CVE-2025-65681: An issue was discovered in Overhang.IO (tutor-open-edx) (overhangio/tutor) 20.0.2 allowing local unauthorized

Routine

LOW 3.3DOWNGRADE

CVE-2025-65681 is a low-severity flaw (CVSS 3.3) affecting tutor. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An issue was discovered in Overhang.IO (tutor-open-edx) (overhangio/tutor) 20.0.2 allowing local unauthorized attackers to gain access to sensitive information due to the absence of proper cache-control HTTP headers and client-side session checks.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	3.3 (Low)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 86%)
CISA exploited list	No
Weakness	CWE-384, CWE-524
Published	2025-11-26
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: edly

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

Am I affected?

Timeline

2025-11-26 19:15 UTCPublished CVE record published
2026-06-17 09:55 UTCUpdated Record last modified

edly tutor DOWNGRADE

Affected: 20.0.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 20.0.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 20.0.2 (Debian / Ubuntu)

apt-cache madison tutor sudo apt install tutor=<VERSION_BEFORE_20.0.2> sudo apt-mark hold tutor

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

dnf --showduplicates list tutor sudo dnf downgrade tutor-<VERSION_BEFORE_20.0.2> sudo dnf versionlock add tutor

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-2025-65681?

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

Is CVE-2025-65681 being exploited?

CVE-2025-65681 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-2025-65681 affect?

CVE-2025-65681 affects tutor. Severity is low (CVSS 3.3). An issue was discovered in Overhang.IO (tutor-open-edx) (overhangio/tutor) 20.0.2 allowing local unauthorized attackers to gain access to sensitive information due to the absence of proper cache-control HTTP headers and client-side session

How urgent is CVE-2025-65681?

Priority 15/100. No elevated risk signals yet.

References

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