How severe is CVE-2011-3381?

CVE-2011-3381 has a CVSS 2.0 base score of 6.8, rated medium severity.

Is CVE-2011-3381 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-3381?

CVE-2011-3381 primarily affects Phorum. In total, 83 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-3381?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2011-3381 published?

CVE-2011-3381 was published on 2011-09-08 and last updated on 2026-06-16.

CVE-2011-3381

CVE-2011-3381 is a medium-severity vulnerability in Phorum with a CVSS 2.0 base score of 6.8. 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-352.

Key facts

Severity: Medium (CVSS 2.0 base score 6.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-352
Affected product: Phorum
Published: 2011-09-08
Last modified: 2026-06-16

Description

Cross-site request forgery (CSRF) vulnerability in Phorum before 5.2.16 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.

Frequently asked questions

What is CVE-2011-3381?: Cross-site request forgery (CSRF) vulnerability in Phorum before 5.2.16 allows remote attackers to hijack the authentication of unspecified victims via unknown vectors.
How severe is CVE-2011-3381?: CVE-2011-3381 has a CVSS 2.0 base score of 6.8, rated medium severity.
Is CVE-2011-3381 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-3381?: CVE-2011-3381 primarily affects Phorum. In total, 83 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-3381?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-3381 published?: CVE-2011-3381 was published on 2011-09-08 and last updated on 2026-06-16.

References

Affected products (83)

cpe:2.3:a:phorum:phorum:*:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.0.7:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.1:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.1.1:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.1.1_pre:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.1.1_rc2:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.1.1a:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.1.2:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.2:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.3:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.3a:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.3b:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.4:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.5:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.6:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.7:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.2.8:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.3.1:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.3.1a:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.3.2:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.3.2a:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.3.2b3:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.1:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.2:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.3:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.4:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.5:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.6:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.7:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.8:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:3.4.8a:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:4.3.7:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:5.0.0_alpha:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:5.0.1_alpha:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:5.0.2_alpha:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:5.0.3_beta:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:5.0.4_beta:*:*:*:*:*:*:*
cpe:2.3:a:phorum:phorum:5.0.4a_beta:*:*:*:*:*:*:*

More vulnerabilities in Phorum

CVE-2003-1487 — Critical (CVSS 10.0): Multiple "command injection" vulnerabilities in Phorum 3.4 through 3.4.2 allow remote attackers to execute arbitrary…
CVE-2007-2339 — High (CVSS 7.5): Multiple SQL injection vulnerabilities in Phorum before 5.1.22 allow remote attackers to execute arbitrary SQL commands…
CVE-2007-2338 — High (CVSS 7.5): Cross-site request forgery (CSRF) vulnerability in include/admin/banlist.php in Phorum before 5.1.22 allows remote…
CVE-2006-6550 — High (CVSS 7.5): PHP remote file inclusion vulnerability in common.php in Phorum 3.2.11 and earlier allows remote attackers to execute…
CVE-2006-3249 — High (CVSS 7.5): SQL injection vulnerability in search.php in Phorum 5.1.14 and earlier allows remote attackers to execute arbitrary SQL…
CVE-2006-3053 — High (CVSS 7.5): PHP remote file inclusion vulnerability in common.php in PHORUM 5.1.13 and earlier allows remote attackers to execute…

All CVEs affecting Phorum →

Other CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities

CVE-2025-32642 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in appsbd Vite Coupon vite-coupon allows Remote Code Inclusion.This…
CVE-2025-23922 — Critical (CVSS 10.0): Cross-Site Request Forgery (CSRF) vulnerability in Harsh iSpring Embedder embed-ispring allows Upload a Web Shell to a…
CVE-2017-5145 — Critical (CVSS 10.0): An issue was discovered in Carlo Gavazzi VMU-C EM prior to firmware Version A11_U05, and VMU-C PV prior to firmware…
CVE-2019-25729 — Critical (CVSS 9.8): PDF Signer 3.0 contains a server-side template injection vulnerability that allows unauthenticated attackers to execute…
CVE-2025-48340 — Critical (CVSS 9.8): Cross-Site Request Forgery (CSRF) vulnerability in Danny Vink User Profile Meta Manager user-profile-meta allows…
CVE-2025-2907 — Critical (CVSS 9.8): The Order Delivery Date WordPress plugin before 12.3.1 does not have authorization and CSRF checks when importing…

Browse all CWE-352 (Cross-Site Request Forgery (CSRF)) vulnerabilities →