How severe is CVE-2007-3420?

CVE-2007-3420 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2007-3420 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-3420?

CVE-2007-3420 affects Web-app.org Webapp. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2007-3420?

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-2007-3420 published?

CVE-2007-3420 was published on 2007-06-26 and last updated on 2026-06-16.

CVE-2007-3420

CVE-2007-3420 is a high-severity vulnerability in Web-app.org Webapp 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.

Key facts

Severity: High (CVSS 2.0 base score 7.5)
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Web-app.org Webapp
Published: 2007-06-26
Last modified: 2026-06-16

Description

The Random Cookie Password functionality in the loaduser function in cgi-bin/cgi-lib/subs.pl in web-app.org WebAPP before 0.9.9.7 does not clear the (1) username, (2) password, (3) usertheme, and (4) userlang cookies for unauthorized users, which has unknown impact and remote attack vectors.

Frequently asked questions

What is CVE-2007-3420?: The Random Cookie Password functionality in the loaduser function in cgi-bin/cgi-lib/subs.pl in web-app.org WebAPP before 0.9.9.7 does not clear the (1) username, (2) password, (3) usertheme, and (4) userlang cookies for unauthorized users, which has unknown impact and remote attack vectors.
How severe is CVE-2007-3420?: CVE-2007-3420 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2007-3420 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-3420?: CVE-2007-3420 affects Web-app.org Webapp. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2007-3420?: 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-2007-3420 published?: CVE-2007-3420 was published on 2007-06-26 and last updated on 2026-06-16.

References

Affected products (1)

cpe:2.3:a:web-app.org:webapp:*:*:*:*:*:*:*:*

More vulnerabilities in Web-app.org Webapp

CVE-2005-0927 — Critical (CVSS 10.0): Unknown vulnerability in subs.pl for WebAPP 0.9.9 through 0.9.9.2 has unknown impact and attack vectors, probably…
CVE-2007-3422 — High (CVSS 7.5): The getcgi function in cgi-bin/cgi-lib/subs.pl in web-app.org WebAPP before 0.9.9.7 attempts to parse query strings…
CVE-2007-3424 — High (CVSS 7.5): The moveim function in cgi-bin/cgi-lib/instantmessage.pl in web-app.org WebAPP before 0.9.9.7 uses the tocat parameter…
CVE-2007-3421 — High (CVSS 7.5): The (1) login, (2) admin profile edit, (3) reminder, (4) edit profile, (5) profile view, (6) gallery view, (7) gallery…
CVE-2007-3423 — High (CVSS 7.5): cgi-bin/cgi-lib/instantmessage.pl in web-app.org WebAPP before 0.9.9.7 uses the From field of an instant message as the…
CVE-2007-3419 — High (CVSS 7.5): The editprofile3 function in cgi-bin/cgi-lib/user.pl in web-app.org WebAPP before 0.9.9.7 does not properly check the…

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