CVE-2012-4877

NONECVSS 0.0Trending — 3 sources updated this weekWeaponized

0.0

Cross-site request forgery (CSRF) vulnerability in controlcenter.php in FlatnuX CMS 2011 08.09.2 and earlier allows remote attackers to hijack the authentication of administrators for requests that add user accounts.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 89.2%
KEV: Not listed

Published

September 6, 2012

Last Modified

April 29, 2026

References (12)

cve@mitrehttp://osvdb.org/80878
cve@mitrehttp://packetstormsecurity.org/files/111473/Flatnux-CMS-2011-08.09.2-CSRF-XSS-Directory-Traversal.html
cve@mitrehttp://secunia.com/advisories/48656
cve@mitrehttp://www.securityfocus.com/bid/52846
cve@mitrehttp://www.vulnerability-lab.com/get_content.php?id=487
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/74567
af854a3a-2127-422b-91ae-364da2661108http://osvdb.org/80878
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.org/files/111473/Flatnux-CMS-2011-08.09.2-CSRF-XSS-Directory-Traversal.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/48656
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/52846
af854a3a-2127-422b-91ae-364da2661108http://www.vulnerability-lab.com/get_content.php?id=487
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/74567

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-352Cross-Site Request Forgery (CSRF)

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:10 UTCepss_batch
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2026-06-01 13:49 UTCepss_batch
2026-05-31 22:28 UTCepss_batch
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2026-05-29 13:41 UTCepss_batch
2026-05-29 02:56 UTCEG score recompute
2026-05-29 02:56 UTCGHSA enrichment
2026-05-28 13:42 UTCepss_batch
2026-05-28 13:42 UTCepss_batch
2026-05-27 13:38 UTCepss_batch
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2026-05-26 07:16 UTCepss_batch
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2026-05-24 16:43 UTCepss_batch
2026-05-22 21:15 UTCepss_batch
2026-05-22 21:15 UTCepss_batch

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

Exploit-DBEDB-37035✓ verified
First seen Apr 1, 2012
FlatnuX CMS - Cross-Site Request Forgery (Add Admin)
Open source ↗

Frequently asked(4)

What is CVE-2012-4877?

CVE-2012-4877 is a none vulnerability published on September 6, 2012. Cross-site request forgery (CSRF) vulnerability in controlcenter.php in FlatnuX CMS 2011 08.09.2 and earlier allows remote attackers to hijack the authentication of administrators for requests that add user accounts.

When was CVE-2012-4877 disclosed?

CVE-2012-4877 was first published in the National Vulnerability Database on September 6, 2012, with the most recent update on April 29, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2012-4877 actively exploited?

CVE-2012-4877 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 89.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2012-4877?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2012-4877, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2012-4877

📅 Published

🔄 Last Modified

🔗 References (12)

Weakness Classification(1)

Data Freshness Timeline

Publicly available exploits

❓ Frequently asked(4)

Dependency Blast Radius

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🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (12)

Frequently asked(4)

Related CVEs(same CWE)