CVE-2011-2688

NONECVSS 0.0

0.0

SQL injection vulnerability in mysql/mysql-auth.pl in the mod_authnz_external module 3.2.5 and earlier for the Apache HTTP Server allows remote attackers to execute arbitrary SQL commands via the user field.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 92.0%
KEV: Not listed

Published

July 28, 2011

Last Modified

April 29, 2026

References (18)

secalert@redhathttp://anders.fix.no/software/#unix
secalert@redhathttp://bugs.debian.org/cgi-bin/bugreport.cgi?bug=633637
secalert@redhathttp://code.google.com/p/mod-auth-external/issues/detail?id=5
secalert@redhathttp://secunia.com/advisories/45240
secalert@redhathttp://www.debian.org/security/2011/dsa-2279
secalert@redhathttp://www.openwall.com/lists/oss-security/2011/07/12/10
secalert@redhathttp://www.openwall.com/lists/oss-security/2011/07/12/17
secalert@redhathttp://www.securityfocus.com/bid/48653
secalert@redhathttps://exchange.xforce.ibmcloud.com/vulnerabilities/68799
af854a3a-2127-422b-91ae-364da2661108http://anders.fix.no/software/#unix
af854a3a-2127-422b-91ae-364da2661108http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=633637
af854a3a-2127-422b-91ae-364da2661108http://code.google.com/p/mod-auth-external/issues/detail?id=5
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/45240
af854a3a-2127-422b-91ae-364da2661108http://www.debian.org/security/2011/dsa-2279
af854a3a-2127-422b-91ae-364da2661108http://www.openwall.com/lists/oss-security/2011/07/12/10

Weakness Classification(1)

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

CWE-89SQL Injection

Data Freshness Timeline

(refreshed 14× in last 7d / 54× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-23 21:30 UTCEPSS rescore
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2026-06-08 14:14 UTCEPSS rescore
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2026-05-29 13:41 UTCEPSS rescore
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2026-05-29 07:23 UTCEG score recompute
2026-05-29 07:23 UTCGHSA enrichment
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2026-05-18 21:29 UTCEPSS rescore
2026-05-18 21:29 UTCEPSS rescore

Frequently asked(4)

What is CVE-2011-2688?

CVE-2011-2688 is a none vulnerability published on July 28, 2011. SQL injection vulnerability in mysql/mysql-auth.pl in the modauthnzexternal module 3.2.5 and earlier for the Apache HTTP Server allows remote attackers to execute arbitrary SQL commands via the user field.

When was CVE-2011-2688 disclosed?

CVE-2011-2688 was first published in the National Vulnerability Database on July 28, 2011, 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-2011-2688 actively exploited?

CVE-2011-2688 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 92.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2011-2688?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2011-2688, 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-2011-2688

📅 Published

🔄 Last Modified

🔗 References (18)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2011-2688?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (18)

Frequently asked(4)

Related CVEs(same CWE)