How severe is CVE-2021-42522?

CVE-2021-42522 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-42522 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-42522?

CVE-2021-42522 affects Gnome Anjuta. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-42522?

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

When was CVE-2021-42522 published?

CVE-2021-42522 was published on 2022-08-25 and last updated on 2026-06-17.

CVE-2021-42522

CVE-2021-42522 is a high-severity vulnerability in Gnome Anjuta with a CVSS 3.x base score of 7.5. 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-401.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (54th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-401
Affected product: Gnome Anjuta
Published: 2022-08-25
Last modified: 2026-06-17

Description

There is a Information Disclosure vulnerability in anjuta/plugins/document-manager/anjuta-bookmarks.c. This issue was caused by the incorrect use of libxml2 API. The vendor forgot to call 'g_free()' to release the return value of 'xmlGetProp()'.

Frequently asked questions

What is CVE-2021-42522?: There is a Information Disclosure vulnerability in anjuta/plugins/document-manager/anjuta-bookmarks.c. This issue was caused by the incorrect use of libxml2 API. The vendor forgot to call 'g_free()' to release the return value of 'xmlGetProp()'.
How severe is CVE-2021-42522?: CVE-2021-42522 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-42522 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (54th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-42522?: CVE-2021-42522 affects Gnome Anjuta. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-42522?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-42522 published?: CVE-2021-42522 was published on 2022-08-25 and last updated on 2026-06-17.

References

https://gitlab.gnome.org/GNOME/anjuta/-/issues/12

Affected products (1)

cpe:2.3:a:gnome:anjuta:2.0.0:*:*:*:*:*:*:*

Other CWE-401 (Missing Release of Memory after Effective Lifetime) vulnerabilities

CVE-2026-46289 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: lib/scatterlist: fix length calculations in…
CVE-2025-39948 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: ice: fix Rx page leak on multi-buffer frames The…
CVE-2025-21954 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: netmem: prevent TX of unreadable skbs Currently…
CVE-2024-57947 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_set_pipapo: fix initial map…
CVE-2024-56779 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: nfsd: fix nfs4_openowner leak when concurrent…
CVE-2024-36911 — Critical (CVSS 9.8): In the Linux kernel, the following vulnerability has been resolved: hv_netvsc: Don't free decrypted memory In CoCo…

Browse all CWE-401 (Missing Release of Memory after Effective Lifetime) vulnerabilities →