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CVE-2012-2926· NVD / CVE Program· CNA mitre

Atlassian JIRA before 5.0.1; Confluence before 3.5.16, 4.0 before 4.0.7, and 4.1 before 4.1.10; FishEye and Crucible before 2.5.8, 2.6 befor

Atlassian JIRA before 5.0.1; Confluence before 3.5.16, 4.0 before 4.0.7, and 4.1 before 4.1.10; FishEye and Crucible before 2.5.8, 2.6 before 2.6.8, and 2.7 before 2.7.12; Bamboo before 3.3.4 and 3.4.x before 3.4.5; and Crowd before 2.0.9, 2.1 before 2.1.2, 2.2 before 2.2.9, 2.3 before 2.3.7, and 2.4 before 2.4.1 do not properly restrict the capabilities of third-party XML parsers, which allows remote attackers to read arbitrary files or cause a denial of service (resource consumption) via unspecified vectors.

CriticalCVSS 9.1 · v3.1—Weaponized No fix recorded
Published
May 22, 2012
Updated
Jun 16, 2026
EPSS
66.3% · 99th percentile
CWE
—
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Report tools

JSON

Action score

56

Plan

Add it to your regular patch cycle.

CVSS
36 / 40 · 9.1 / 10
CISA KEV
0 / 30 · Not listed
EPSS
20 / 30 · 66.3%

Affected systems

VendorProduct
atlassianbamboo
atlassianconfluence
atlassianconfluence server
atlassiancrowd
atlassiancrucible
atlassianfisheye
atlassianjira

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • atlassian bamboobefore 3.3.4
  • atlassian bamboo3.4 and later · before 3.4.5
  • atlassian confluencebefore 3.5.16
  • atlassian confluence server4.0 and later · before 4.0.7
  • atlassian confluence server4.1 and later · before 4.1.10
  • atlassian crowdbefore 2.0.9
  • atlassian crowd2.1 and later · before 2.1.2
  • atlassian crowd2.2.0 and later · before 2.2.9
  • atlassian crowd2.3.0 and later · before 2.3.7
  • atlassian crowd2.4.0 and later · before 2.4.1
  • atlassian cruciblebefore 2.5.8
  • atlassian crucible2.6 and later · before 2.6.8
  • atlassian crucible2.7 and later · before 2.7.12
  • atlassian fisheyebefore 2.5.8
  • atlassian fisheye2.6 and later · before 2.6.8
  • atlassian fisheye2.7 and later · before 2.7.12
  • atlassian jirabefore 5.0.1

Other highest-scoring records for the same primary product.

  • CVE-2022-26136A vulnerability in multiple Atlassian products allows a remote, unauthenticated attacker to bypass Servlet Filters used by first and third p
    41Plan
  • CVE-2016-5229Atlassian Bamboo before 5.11.4.1 and 5.12.x before 5.12.3.1 does not properly restrict permitted deserialized classes, which allows remote a
    41Plan
  • CVE-2015-8360An unspecified resource in Atlassian Bamboo before 5.9.9 and 5.10.x before 5.10.0 allows remote attackers to execute arbitrary Java code via
    40Plan
  • CVE-2014-9757The Ignite Realtime Smack XMPP API, as used in Atlassian Bamboo before 5.9.9 and 5.10.x before 5.10.0, allows remote configured XMPP servers
    40Plan
  • CVE-2017-14589It was possible for double OGNL evaluation in FreeMarker templates through Struts FreeMarker tags to occur.
    39Monitor
  • CVE-2026-21571This Critical severity OS Command Injection vulnerability was introduced in versions 9.6.0, 10.0.0, 10.1.0, 10.2.0, 11.0.0, 11.1.0, 12.0.0,
    37Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

Weaponized

A ready exploit tool or active in-the-wild use is known for this vulnerability. This should be your top priority.

Evidence

  • Metasploit module ×1
  • Exploit-DB entry ×1

Noroxi does not host or link to exploit code. Metasploit module names and Nuclei template ids are shown (names, not code); Exploit-DB entries and PoC repositories are given as counts only.

Public exploit evidence
SourceKindDate
Exploit-DB entrydos2012-05-17
Metasploit moduleauxiliary/scanner/http/atlassian_crowd_fileaccessAtlassian Crowd XML Entity Expansion Remote File Accessauxiliary—

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

  1. First PoC-5 d
  2. Published
  3. TodaySep 30, 2026+5244 d
EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

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Bug bounty scope

The product’s vendor appears in a public program. Matched by name; verify the scope text in the program.

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • No account or password is required.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
None
Availability impact
High

Weakness class (CWE)

—

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

All records