How severe is CVE-2011-5082?

CVE-2011-5082 has a CVSS 2.0 base score of 4.3, rated medium severity.

Is CVE-2011-5082 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2011-5082?

CVE-2011-5082 primarily affects S2member. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2011-5082?

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

When was CVE-2011-5082 published?

CVE-2011-5082 was published on 2012-03-19 and last updated on 2026-06-16.

CVE-2011-5082

CVE-2011-5082 is a medium-severity vulnerability in S2member with a CVSS 2.0 base score of 4.3. 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-79.

Key facts

Severity: Medium (CVSS 2.0 base score 4.3)
EPSS exploit prediction: 2% (78th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: S2member
Published: 2012-03-19
Last modified: 2026-06-16

Description

Cross-site scripting (XSS) vulnerability in the s2Member Pro plugin before 111220 for WordPress allows remote attackers to inject arbitrary web script or HTML via the s2member_pro_authnet_checkout[coupon] parameter (aka Coupon Code field).

Frequently asked questions

What is CVE-2011-5082?: Cross-site scripting (XSS) vulnerability in the s2Member Pro plugin before 111220 for WordPress allows remote attackers to inject arbitrary web script or HTML via the s2member_pro_authnet_checkout[coupon] parameter (aka Coupon Code field).
How severe is CVE-2011-5082?: CVE-2011-5082 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2011-5082 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (78th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2011-5082?: CVE-2011-5082 primarily affects S2member. In total, 24 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2011-5082?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2011-5082 published?: CVE-2011-5082 was published on 2012-03-19 and last updated on 2026-06-16.

References

Affected products (24)

cpe:2.3:a:s2member:s2member:*:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110604:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110605:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110606:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110617:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110620:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110708:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110709:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110710:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110731:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110812:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110815:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110912:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110913:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110915:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110926:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:110927:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:111002:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:111003:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:111011:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:111017:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:111029:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:111105:*:*:*:*:*:*:*
cpe:2.3:a:s2member:s2member:111206:*:*:*:*:*:*:*

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Threat intelligence

Threat-intel indicators referencing this CVE:

64.202.190.35 (ipv4-addr)
103.253.245.96 (ipv4-addr)
213.199.35.105 (ipv4-addr)
47.251.12.114 (ipv4-addr)
45.56.218.235 (ipv4-addr)