How severe is CVE-2014-9753?

CVE-2014-9753 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2014-9753 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-9753?

CVE-2014-9753 affects Atutor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2014-9753?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2014-9753 published?

CVE-2014-9753 was published on 2020-02-11 and last updated on 2026-06-17.

CVE-2014-9753

CVE-2014-9753 is a critical-severity vulnerability in Atutor with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
CVSS v2: 7.5
EPSS exploit prediction: 3% (85th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Atutor
Published: 2020-02-11
Last modified: 2026-06-17

Description

confirm.php in ATutor 2.2 and earlier allows remote attackers to bypass authentication and gain access as an existing user via the auto_login parameter.

Frequently asked questions

What is CVE-2014-9753?: confirm.php in ATutor 2.2 and earlier allows remote attackers to bypass authentication and gain access as an existing user via the auto_login parameter.
How severe is CVE-2014-9753?: CVE-2014-9753 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2014-9753 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (85th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-9753?: CVE-2014-9753 affects Atutor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2014-9753?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2014-9753 published?: CVE-2014-9753 was published on 2020-02-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:atutor:atutor:*:*:*:*:*:*:*:*

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Other CWE-287 (Improper Authentication) vulnerabilities

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CVE-2026-42822 — Critical (CVSS 10.0): Improper authentication in Azure Local Disconnected Operations allows an unauthorized attacker to elevate privileges…
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