How severe is CVE-2009-4471?

CVE-2009-4471 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2009-4471 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2009-4471?

CVE-2009-4471 affects Freeschool. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2009-4471?

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

When was CVE-2009-4471 published?

CVE-2009-4471 was published on 2009-12-30 and last updated on 2026-06-16.

CVE-2009-4471

CVE-2009-4471 is a high-severity vulnerability in Freeschool with a CVSS 2.0 base score of 7.5. 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-94.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 2% (82nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-94
Affected product: Freeschool
Published: 2009-12-30
Last modified: 2026-06-16

Description

Multiple PHP remote file inclusion vulnerabilities in FreeSchool 1.1.0 and earlier allow remote attackers to execute arbitrary PHP code via a URL in the CLASSPATH parameter to (1) bib_form.php, (2) bib_pldetails.php, (3) bib_plform.php, (4) bib_plsearchc.php, (5) bib_plsearchs.php, (6) bib_save.php, (7) bib_searchc.php, (8) bib_searchs.php, (9) edi_form.php, (10) edi_save.php, (11) gen_form.php, (12) gen_save.php, (13) lin_form.php, (14) lin_save.php, (15) luo_form.php, (16) luo_save.php, (17) sog_form.php, or (18) sog_save.php in biblioteca/; (19) cal_insert.php, (20) cal_save.php, or (21) cal_saveactivity.php in calendario/; (22) circolari/cir_save.php; or (23) modulistica/mdl_save.php.

Frequently asked questions

What is CVE-2009-4471?: Multiple PHP remote file inclusion vulnerabilities in FreeSchool 1.1.0 and earlier allow remote attackers to execute arbitrary PHP code via a URL in the CLASSPATH parameter to (1) bib_form.php, (2) bib_pldetails.php, (3) bib_plform.php, (4) bib_plsearchc.php, (5) bib_plsearchs.php, (6) bib_save.php, (7) bib_searchc.php, (8) bib_searchs.php, (9) edi_form.php, (10) edi_save.php, (11) gen_form.php, (12) gen_save.php, (13) lin_form.php, (14) lin_save.php, (15) luo_form.php, (16) luo_save.php, (17) sog_form.php, or (18) sog_save.php in biblioteca/; (19) cal_insert.php, (20) cal_save.php, or (21) cal_saveactivity.php in calendario/; (22) circolari/cir_save.php; or (23) modulistica/mdl_save.php.
How severe is CVE-2009-4471?: CVE-2009-4471 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2009-4471 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (82nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2009-4471?: CVE-2009-4471 affects Freeschool. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2009-4471?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2009-4471 published?: CVE-2009-4471 was published on 2009-12-30 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:freeschool:freeschool:*:*:*:*:*:*:*:*

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