How severe is CVE-2013-6026?

CVE-2013-6026 has a CVSS 2.0 base score of 10.0, rated critical severity.

Is CVE-2013-6026 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-6026?

CVE-2013-6026 primarily affects Dlink Di-524up. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-6026?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2013-6026 published?

CVE-2013-6026 was published on 2013-10-19 and last updated on 2026-06-16.

CVE-2013-6026

CVE-2013-6026 is a critical-severity vulnerability in Dlink Di-524up with a CVSS 2.0 base score of 10.0. 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-264.

Key facts

Severity: Critical (CVSS 2.0 base score 10.0)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Dlink Di-524up
Published: 2013-10-19
Last modified: 2026-06-16

Description

The web interface on D-Link DIR-100, DIR-120, DI-624S, DI-524UP, DI-604S, DI-604UP, DI-604+, and TM-G5240 routers; Planex BRL-04R, BRL-04UR, and BRL-04CW routers; and Alpha Networks routers allows remote attackers to bypass authentication and modify settings via an xmlset_roodkcableoj28840ybtide User-Agent HTTP header, as exploited in the wild in October 2013.

Frequently asked questions

What is CVE-2013-6026?: The web interface on D-Link DIR-100, DIR-120, DI-624S, DI-524UP, DI-604S, DI-604UP, DI-604+, and TM-G5240 routers; Planex BRL-04R, BRL-04UR, and BRL-04CW routers; and Alpha Networks routers allows remote attackers to bypass authentication and modify settings via an xmlset_roodkcableoj28840ybtide User-Agent HTTP header, as exploited in the wild in October 2013.
How severe is CVE-2013-6026?: CVE-2013-6026 has a CVSS 2.0 base score of 10.0, rated critical severity.
Is CVE-2013-6026 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-6026?: CVE-2013-6026 primarily affects Dlink Di-524up. In total, 13 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-6026?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2013-6026 published?: CVE-2013-6026 was published on 2013-10-19 and last updated on 2026-06-16.

References

Affected products (13)

cpe:2.3:h:dlink:di-524up:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:di-604\+:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:di-604s:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:di-604up:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:di-624s:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-100:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:dir-120:-:*:*:*:*:*:*:*
cpe:2.3:h:dlink:tm-g5240:-:*:*:*:*:*:*:*
cpe:2.3:h:alphanetworks:vdsl_asl-55052:-:*:*:*:*:*:*:*
cpe:2.3:h:alphanetworks:vdsl_asl-56552:-:*:*:*:*:*:*:*
cpe:2.3:h:planex:brl-04cw:-:*:*:*:*:*:*:*
cpe:2.3:h:planex:brl-04r:-:*:*:*:*:*:*:*
cpe:2.3:h:planex:brl-04ur:-:*:*:*:*:*:*:*

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